{"title":"Gear | Ultralight Sleeping Bags","description":"\u003cp\u003e\u003cspan\u003eEngineered for those who prioritize weight and packability, our ultralight sleeping bags ensure you travel light while staying warm. Perfect for backpacking and minimalist camping, experience the ultimate in performance and convenience\u003c\/span\u003e\u003c\/p\u003e\n\u003c!----\u003e","products":[{"product_id":"spark-down-sleeping-bag","title":"Spark Down Sleeping Bag","description":"\u003cdiv class=\"main-description\"\u003e\n\u003cp\u003eIf you're counting grams, but still count on a great night's sleep, the Spark may be the right bag for you.\u003c\/p\u003e\n\u003cp\u003eFilled with RDS-certified 850+ fillpower goose down treated with a non-PFAS Ultra-Dry Down treatment, the Spark is constructed with a technical hood and zipper draft tube to retain warmth. Comfort comes from a super-breathable 10 Denier liner fabric, while a 10D shell with a non-PFAS DWR plus a highly water repellent hood and footbox fabric shed wind and condensation.\u003c\/p\u003e\n\u003cp\u003eThe full-length zipper models can be zipped to an equivalent Women's Spark for comfort that couples can share\u003c\/p\u003e\n\u003cdiv class=\"title-container\"\u003e\u003ca href=\"#accordionFeatures\" aria-expanded=\"false\" aria-controls=\"accordionFeatures\" class=\"accordion-title accordionTitle js-accordionTrigger\"\u003eFeatures\u003c\/a\u003e\u003c\/div\u003e\n\u003cdiv class=\"accordion-content accordionItem is-collapsed\" id=\"accordion1\" aria-hidden=\"true\"\u003e\n\u003cdiv class=\"col-xs-12 tab-content\"\u003e\n\u003cul\u003e\n\u003cli\u003eRDS-certified, 850+ fillpower goose down with a non-PFAS Ultra-Dry Down treatment for maximum thermal performance\u003c\/li\u003e\n\u003cli\u003eUltralight, breathable 10D nylon liner and a 10D shell with non-PFAS DWR keeps the hood and footbox highly water resistant\u003c\/li\u003e\n\u003cli\u003eTechnical hood, anatomical footbox and an ergonomic mummy shape - ultralight doesn't have to mean ultratight\u003c\/li\u003e\n\u003cli\u003eYKK #5 zippers with zipper plough provide reliable, snag-free operation\u003c\/li\u003e\n\u003cli\u003eBaffle construction specific for each use: Sewn through for lighter weight (7°C|45°F), Hybrid box baffles in torso\/sewn through in leg area (-1°C | 30°F) or full box baffles for maximum warmth (-9°C | 15°F)\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eZipper length specific for each use: half-length (7°C|45°F and -1°C | 30°F) for ultralight packability; full-length side zip (-9°C | 15°F and -18°C | 0°F)\u003c\/li\u003e\n\u003cli\u003eSea to Summit Guarantee is offered for the Lifetime of this product\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Sea to Summit","offers":[{"title":"45°F \/ Regular","offer_id":42585351913645,"sku":"S2113","price":349.0,"currency_code":"USD","in_stock":false},{"title":"45°F \/ Long","offer_id":42585351979181,"sku":"S2114","price":379.0,"currency_code":"USD","in_stock":false},{"title":"30°F \/ Regular","offer_id":42585351946413,"sku":"S2123","price":449.0,"currency_code":"USD","in_stock":false},{"title":"30°F \/ Long","offer_id":42585352077485,"sku":"S2124","price":479.0,"currency_code":"USD","in_stock":false},{"title":"15°F \/ Regular","offer_id":42585352175789,"sku":"S2133","price":549.0,"currency_code":"USD","in_stock":false},{"title":"15°F \/ Long","offer_id":42585352110253,"sku":"S2134","price":579.0,"currency_code":"USD","in_stock":false},{"title":"15°F \/ Double","offer_id":42585352143021,"sku":"S2135","price":999.0,"currency_code":"USD","in_stock":true},{"title":"0°F \/ Regular","offer_id":42585352011949,"sku":"S2143","price":649.0,"currency_code":"USD","in_stock":false},{"title":"0°F \/ Long","offer_id":42585352044717,"sku":"S2144","price":679.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/2467\/2501\/files\/SparkDownSleepingBag-18C-0FRegular_ASL041072-050108_PRIMARY_WBG.webp?v=1719262172"},{"product_id":"ascent-womens-down-sleeping-bag","title":"Ascent Women's Down Sleeping Bag","description":"\u003cdiv class=\"main-description\"\u003e\n\u003cp\u003eIn colder temperatures, cinch down the technical hood, zip up the draft-tube protected zippers and allow the 750+ Ultra-Dry Goose Down to keep you warm. As temperatures rise, unzip the Free-Flow Zip system for additional ventilation or completely unzip to be a quilt for use during the extra warm nights. The Ascent sleeping bag is one of very few true three-season backcountry bags available. You can even close the snaps at the shoulders, open the footbox zipper and wear the Ascent at camp giving you real freedom on your backpacking adventures.\u003c\/p\u003e\n\u003cdiv class=\"title-container\"\u003e\u003ca href=\"#accordionFeatures\" aria-expanded=\"false\" aria-controls=\"accordionFeatures\" class=\"accordion-title accordionTitle js-accordionTrigger\"\u003eFeatures\u003c\/a\u003e\u003c\/div\u003e\n\u003cdiv class=\"accordion-content accordionItem is-collapsed\" id=\"accordion1\" aria-hidden=\"true\"\u003e\n\u003cdiv class=\"col-xs-12 tab-content\"\u003e\n\u003cul\u003e\n\u003cli\u003eRDS-certified, 750+ fillpower goose down with a non-PFAS Ultra-Dry Down treatment to stay drier in damp conditions\u003c\/li\u003e\n\u003cli\u003eFree-Flow Zip System offers excellent temperature regulation and multiple sleeping bag configurations\u003c\/li\u003e\n\u003cli\u003eWomen's specific fit is narrower at the shoulders (for reduced weight) and wider between the hips and knees to allow for a natural, side-sleeping position\u003c\/li\u003e\n\u003cli\u003eAnatomical footbox is constructed for improved warmth retention\u003c\/li\u003e\n\u003cli\u003eLightweight 20D recycled nylon shell with a non-PFAS DWR finish to protect against wind and moisture and a 20D recycled nylon liner for greater comfort\u003c\/li\u003e\n\u003cli\u003eBox baffle construction throughout with vertical baffles in the torso to minimize down shift and maximize the retention of warmth\u003c\/li\u003e\n\u003cli\u003eSea to Summit Guarantee is offered for the Lifetime of this product\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Sea to Summit","offers":[{"title":"30°F \/ Regular","offer_id":42585353715885,"sku":"S3113","price":399.0,"currency_code":"USD","in_stock":false},{"title":"30°F \/ Long","offer_id":42585353781421,"sku":"S3114","price":429.0,"currency_code":"USD","in_stock":false},{"title":"15°F \/ Regular","offer_id":42585353748653,"sku":"S3123","price":449.0,"currency_code":"USD","in_stock":false},{"title":"15°F \/ Long","offer_id":42585353814189,"sku":"S3124","price":479.0,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/2467\/2501\/files\/AscentDownSleepingBagWomens-1C-30FRegular_ASL041101-330401_PRIMARY_WBG.jpg?v=1702675845"},{"product_id":"spark-pro-down-sleeping-bag","title":"Spark Pro Down Sleeping Bag","description":"\u003csection class=\"product-description\"\u003e\n  \u003ch2\u003eSpark Pro Down Sleeping Bag\u003c\/h2\u003e\n  \u003cp\u003eThe Spark Pro has been optimised for comfort, versatility and light weight. Our highest-lofting down - 900+ fillpower RDS-certified goose down with a non-PFAS Ultra-Dry Down treatment - is wrapped in extremely breathable 10D fabrics. The Free-Flow Zip system ensures maximum ventilation and the flexibility to open the bag flat as a quilt.\u003c\/p\u003e\n  \u003cp\u003eZip a Spark Pro to a Women's Spark and share the comfort with your companion.\u003c\/p\u003e\n\n  \u003ch3\u003eTech Specs\u003c\/h3\u003e\n  \u003ch4\u003eMaterials\u003c\/h4\u003e\n  \u003cul\u003e\n    \u003cli\u003eShell: 100% nylon\u003c\/li\u003e\n    \u003cli\u003eLining: 100% nylon\u003c\/li\u003e\n    \u003cli\u003eDown Fill: 90\/10 Goose Down\u003c\/li\u003e\n    \u003cli\u003eStuff Sack: 100% nylon - excluding trims\u003c\/li\u003e\n  \u003c\/ul\u003e\n  \u003ch4\u003eInsulation\u003c\/h4\u003e\n  \u003cul\u003e\n    \u003cli\u003eRDS certified, 900+ fillpower goose down with a non-PFC Ultra-Dry Down treatment\u003c\/li\u003e\n  \u003c\/ul\u003e\n\n  \u003ch4\u003eSpecifications by Temp Rating \u0026amp; Size\u003c\/h4\u003e\n  \u003ctable\u003e\n    \u003cthead\u003e\n      \u003ctr\u003e\n\u003cth\u003eTemp Rating \/ Size\u003c\/th\u003e\n\u003cth\u003eWeight\u003c\/th\u003e\n\u003cth\u003ePacked Weight\u003c\/th\u003e\n\u003cth\u003eDimension\u003c\/th\u003e\n\u003cth\u003ePacked Size\u003c\/th\u003e\n\u003cth\u003eCompressed Volume\u003c\/th\u003e\n\u003cth\u003eLength\u003c\/th\u003e\n\u003cth\u003eRecommended User Height\u003c\/th\u003e\n\u003cth\u003eFill Weight\u003c\/th\u003e\n\u003cth\u003eTemp Rating ISO Lower\u003c\/th\u003e\n\u003cth\u003eTemp Rating ISO Comfort\u003c\/th\u003e\n\u003c\/tr\u003e\n    \u003c\/thead\u003e\n    \u003ctbody\u003e\n      \u003ctr\u003e\n\u003ctd\u003e30°F \/ Regular\u003c\/td\u003e\n\u003ctd\u003e619 g | 21.8 oz\u003c\/td\u003e\n\u003ctd\u003e684 g | 24.1 oz\u003c\/td\u003e\n\u003ctd\u003e196 x 77.5 cm | 77 x 31 in\u003c\/td\u003e\n\u003ctd\u003e34 x 19.5 x 13.5 cm | 13 x 8 x 5 in\u003c\/td\u003e\n\u003ctd\u003e5.3 L\u003c\/td\u003e\n\u003ctd\u003e196cm | 77in\u003c\/td\u003e\n\u003ctd\u003e185 cm | 72.83 in\u003c\/td\u003e\n\u003ctd\u003e310 g | 10.93 oz\u003c\/td\u003e\n\u003ctd\u003e-1 °C | 30 °F\u003c\/td\u003e\n\u003ctd\u003e3 °C | 37 °F\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003e30°F \/ Long\u003c\/td\u003e\n\u003ctd\u003e672 g | 23.7 oz\u003c\/td\u003e\n\u003ctd\u003e737 g | 26.0 oz\u003c\/td\u003e\n\u003ctd\u003e211 x 82.5 cm | 83 x 32 in\u003c\/td\u003e\n\u003ctd\u003e34 x 19.5 x 13.5 cm | 13 x 8 x 5 in\u003c\/td\u003e\n\u003ctd\u003e5.5 L\u003c\/td\u003e\n\u003ctd\u003e211cm | 83in\u003c\/td\u003e\n\u003ctd\u003e198 cm | 77.95 in\u003c\/td\u003e\n\u003ctd\u003e356 g | 12.56 oz\u003c\/td\u003e\n\u003ctd\u003e-1 °C | 30 °F\u003c\/td\u003e\n\u003ctd\u003e3 °C | 37 °F\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003e15°F \/ Regular\u003c\/td\u003e\n\u003ctd\u003e784 g | 27.7 oz\u003c\/td\u003e\n\u003ctd\u003e862 g | 30.4 oz\u003c\/td\u003e\n\u003ctd\u003e196 x 77.5 cm | 77 x 31 in\u003c\/td\u003e\n\u003ctd\u003e41 x 22.5 x 15.5 cm | 16 x 9 x 6 in\u003c\/td\u003e\n\u003ctd\u003e7 L\u003c\/td\u003e\n\u003ctd\u003e196cm | 77in\u003c\/td\u003e\n\u003ctd\u003e185 cm | 72.83 in\u003c\/td\u003e\n\u003ctd\u003e480 g | 16.93 oz\u003c\/td\u003e\n\u003ctd\u003e-9 °C | 16 °F\u003c\/td\u003e\n\u003ctd\u003e-3 °C | 27 °F\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003e15°F \/ Long\u003c\/td\u003e\n\u003ctd\u003e861 g | 30.4 oz\u003c\/td\u003e\n\u003ctd\u003e939 g | 33.1 oz\u003c\/td\u003e\n\u003ctd\u003e211 x 82.5 cm | 83 x 32 in\u003c\/td\u003e\n\u003ctd\u003e41 x 22.5 x 15.5 cm | 16 x 9 x 6 in\u003c\/td\u003e\n\u003ctd\u003e7.7 L\u003c\/td\u003e\n\u003ctd\u003e211cm | 83in\u003c\/td\u003e\n\u003ctd\u003e198 cm | 77.95 in\u003c\/td\u003e\n\u003ctd\u003e504 g | 17.78 oz\u003c\/td\u003e\n\u003ctd\u003e-9 °C | 16 °F\u003c\/td\u003e\n\u003ctd\u003e-3 °C | 27 °F\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003c\/tbody\u003e\n  \u003c\/table\u003e\n\n  \u003ch3\u003eKey Features\u003c\/h3\u003e\n  \u003cul\u003e\n    \u003cli\u003eRDS-certified, 900+ fillpower goose down with a non-PFAS Ultra-Dry Down treatment for maximum thermal performance\u003c\/li\u003e\n    \u003cli\u003eFeatherweight 10D nylon shell with non-PFAS DWR, and a highly breathable 10D nylon liner for enhanced comfort\u003c\/li\u003e\n    \u003cli\u003eTechnical hood, anatomical footbox and an ergonomic mummy shape - ultralight doesn't have to mean ultratight\u003c\/li\u003e\n    \u003cli\u003eFree-Flow Zip System:\n\nYKK #5 side zipper with zipper plough for reliable, snag-free operation. YKK #3 footbox and shoulder zipper for minimal additional weight\u003c\/li\u003e\n    \u003cli\u003eVertical chest baffles, horizontal baffles lower half and base, box wall baffle construction throughout\u003c\/li\u003e\n    \u003cli\u003eFront draft collar is fitted around the neck and oversized at the shoulders to retain warmth\u003c\/li\u003e\n  \u003c\/ul\u003e\n\n  \u003ch3\u003eAvailable Options\u003c\/h3\u003e\n  \u003ch4\u003eTemp Rating\u003c\/h4\u003e\n  \u003cul\u003e\n    \u003cli\u003e30°F\u003c\/li\u003e\n    \u003cli\u003e15°F\u003c\/li\u003e\n  \u003c\/ul\u003e\n  \u003ch4\u003eSize\u003c\/h4\u003e\n  \u003cul\u003e\n    \u003cli\u003eRegular\u003c\/li\u003e\n    \u003cli\u003eLong\u003c\/li\u003e\n  \u003c\/ul\u003e\n\u003c\/section\u003e","brand":"Sea to Summit","offers":[{"title":"30°F \/ Regular","offer_id":42585355354285,"sku":"101201","price":549.0,"currency_code":"USD","in_stock":true},{"title":"30°F \/ Long","offer_id":42585355321517,"sku":"101202","price":579.0,"currency_code":"USD","in_stock":true},{"title":"15°F \/ Regular","offer_id":42585355255981,"sku":"101301","price":649.0,"currency_code":"USD","in_stock":true},{"title":"15°F \/ Long","offer_id":42585355288749,"sku":"101302","price":689.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/2467\/2501\/files\/SparkProDownSleepingBag-1C-30FRegular_ASL041071-050103_PRIMARY_WBG.jpg?v=1702679159"},{"product_id":"the-traveller-down-sleeping-bag","title":"Traveller Down Sleeping Bag","description":"\u003cdiv class=\"main-description\"\u003e\n\u003cp\u003eThe Traveller Sleeping Bag is great for a summer yurt trip, El Camino pilgrimage, bike tour, or as a lightweight summer backpacking sleeping bag. It's also perfect for those times when you didn't think you had the room for a sleeping bag until the need arose, like impromptu couch surfing, finding yourself stuck at an airport or staying warm on an overnight ferry.\u003c\/p\u003e\n\u003cp\u003e650+fill non-PFAS Ultra-Dry Down keeps you warm on cooler nights and a full length zipper allows for ventilation in warmer temperatures (and lets you couple two Travellers together).\u003c\/p\u003e\n\u003cdiv class=\"title-container\"\u003e\u003ca href=\"#accordionFeatures\" aria-expanded=\"false\" aria-controls=\"accordionFeatures\" class=\"accordion-title accordionTitle js-accordionTrigger\"\u003eFeatures\u003c\/a\u003e\u003c\/div\u003e\n\u003cdiv class=\"accordion-content accordionItem is-collapsed\" id=\"accordion1\" aria-hidden=\"true\"\u003e\n\u003cdiv class=\"col-xs-12 tab-content\"\u003e\n\u003cul\u003e\n\u003cli\u003eRDS-certified, 650+ fillpower duck down with a non-PFAS Ultra-Dry Down treatment to stay drier in damp conditions\u003c\/li\u003e\n\u003cli\u003eIncludes a recycled 20D polyester shell with a non-PFAS DWR finish and a 20D polyester liner for pure comfort\u003c\/li\u003e\n\u003cli\u003eThe full-length zipper and footbox drawcord can be opened for ventilation, or to zip two Travellers together, or to turn the Traveller into a quilt\u003c\/li\u003e\n\u003cli\u003eThe shoulder drawstring allows you to cinch the Traveller close when temperatures are cooler than expected\u003c\/li\u003e\n\u003cli\u003eSea to Summit Guarantee is offered for the Lifetime of this product\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Sea to Summit","offers":[{"title":"45°F \/ Regular","offer_id":42585355419821,"sku":"S1313","price":207.0,"currency_code":"USD","in_stock":false},{"title":"45°F \/ Long","offer_id":42585355387053,"sku":"S1314","price":239.0,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/2467\/2501\/files\/TravellerDownSleepingBag7C-45FRegular_ASL041062-050201_PRIMARY_WBG.jpg?v=1703703548"},{"product_id":"spark-womens-down-sleeping-bag","title":"Spark Women's Down Sleeping Bag","description":"\u003cdiv class=\"main-description\"\u003e\n\u003cp\u003eBuilt for women who want minimal weight but maximum comfort in their adventures, the Women's Spark lineup demonstrates Sea to Summit's 100% commitment to building a sleeping bag that's made perfect for you. Women's specific shape and body mapping result in warmth and comfort without the weight. RDS-certified 850+ fillpower goose down treated with a non-PFAS Ultra-Dry Down treatment provides superior insulation, while a technical hood and zipper draft tube prevent precious warmth from escaping. A super-breathable 10D liner fabric rounds off the comfort profile, and a 10D shell with a non-PFAS DWR combined with a highly water repellent hood and footbox fabric keep moisture out Couples can zip the full-length zipper Women's Spark to an equivalent Unisex Spark for extra comfort and thermal efficiency.\u003c\/p\u003e\n\u003cdiv class=\"title-container\"\u003e\u003ca href=\"#accordionFeatures\" aria-expanded=\"false\" aria-controls=\"accordionFeatures\" class=\"accordion-title accordionTitle js-accordionTrigger\"\u003eFeatures\u003c\/a\u003e\u003c\/div\u003e\n\u003cdiv class=\"accordion-content accordionItem is-collapsed\" id=\"accordion1\" aria-hidden=\"true\"\u003e\n\u003cdiv class=\"col-xs-12 tab-content\"\u003e\n\u003cul\u003e\n\u003cli\u003eRDS-certified, 850+ fillpower goose down with a non-PFAS Ultra-Dry Down treatment for maximum thermal performance\u003c\/li\u003e\n\u003cli\u003eUltralight, breathable 10D nylon liner and a 10D shell with non-PFAS DWR keeps the hood and footbox highly water resistant\u003c\/li\u003e\n\u003cli\u003eYKK #5 zippers with zipper plough provide reliable, snag-free operation\u003c\/li\u003e\n\u003cli\u003eWomen's specific fit: narrower at the shoulders (for reduced weight) and wider between the hips and knees to allow for a natural, side-sleeping position\u003c\/li\u003e\n\u003cli\u003eTechnical hood and anatomically-shaped footbox provide excellent warmth retention without the claustrophobic feel of some ultralight bags\u003c\/li\u003e\n\u003cli\u003eBaffle construction specific for each use: Sewn through for lighter weight (7°C|45°F), Hybrid box baffles in torso\/sewn through in leg area (-1°C | 30°F) or full box baffles for maximum warmth (-9°C | 15°F)\u003c\/li\u003e\n\u003cli\u003eSea to Summit Guarantee is offered for the Lifetime of this product\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Sea to Summit","offers":[{"title":"45°F \/ Regular","offer_id":42585356009645,"sku":"S3213","price":349.0,"currency_code":"USD","in_stock":false},{"title":"45°F \/ Long","offer_id":42585355944109,"sku":"S3214","price":379.0,"currency_code":"USD","in_stock":false},{"title":"30°F \/ Regular","offer_id":42585355911341,"sku":"S3223","price":449.0,"currency_code":"USD","in_stock":false},{"title":"30°F \/ Long","offer_id":42585355976877,"sku":"S3224","price":479.0,"currency_code":"USD","in_stock":false},{"title":"15°F \/ Regular","offer_id":42585356075181,"sku":"S3243","price":549.0,"currency_code":"USD","in_stock":false},{"title":"15°F \/ Long","offer_id":42585356042413,"sku":"S3244","price":579.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/2467\/2501\/files\/SparkDownSleepingBagWomens-1C-30FRegular_ASL041071-331703_PRIMARY_WBG.jpg?v=1702679695"},{"product_id":"breeze-sleeping-bag-liner","title":"Breeze Sleeping Bag Liner - Past Season","description":"\u003cdiv class=\"main-description\"\u003e\n\u003cp\u003eAvailable in both a Mummy version with a drawcord base, and a Rectangular model with a pillow sleeve, the stretch-knit fabric offers incredible freedom of movement. In humid conditions, the blend of 70% Coolmax Ecomade and 30% biobased Tencel Lyocell fibers wick moisture effectively to prevent you feeling clammy. Outdoor users will usually opt for the Mummy version, which stretches to fit any sleeping bag shape. For those travelling, the Rectangular model has a built-in pillow sleeve that fits an Aeros Pillow perfectly. Rest assured you will have a hygienic sleep environment wherever you rest your head.\u003c\/p\u003e\n\u003cdiv class=\"title-container\"\u003e\u003ca class=\"accordion-title accordionTitle js-accordionTrigger\" aria-controls=\"accordionFeatures\" aria-expanded=\"false\" href=\"#accordionFeatures\"\u003eFeatures\u003c\/a\u003e\u003c\/div\u003e\n\u003cdiv aria-hidden=\"true\" id=\"accordion1\" class=\"accordion-content accordionItem is-collapsed\"\u003e\n\u003cdiv class=\"col-xs-12 tab-content\"\u003e\n\u003cul\u003e\n\u003cli\u003eCoolmax fabric technology keeps you dry and comfortable by wicking moisture from the skin\u003c\/li\u003e\n\u003cli\u003eTENCEL Lyocell is a USDA-certified fiber, manufactured using an environmentally responsible process and the blended fabric offers luxurious next-to-skin comfort\u003c\/li\u003e\n\u003cli\u003eRectangular shape with standard-size pillow sleeve is perfect for hostels and budget hotels\u003c\/li\u003e\n\u003cli\u003eMummy version has a drawcord footbox for optimal comfort. The drawcord and shoulder openings integrate perfectly with the Free-Flow Zip system in select Sea to Summit sleeping bags. Open the base drawcord, and you can hitch the liner up and walk - perfect for bathroom breaks\u003c\/li\u003e\n\u003cli\u003eHeiQ Fresh odour control technology helps keep the liner fresh even after extended use\u003c\/li\u003e\n\u003cli\u003eKnitted fabric provides incredible stretch and freedom of movement in this mummy-shaped liner and works seamlessly with sleeping bags of any shape\u003c\/li\u003e\n\u003cli\u003eSea to Summit Guarantee is offered for the Lifetime of this product\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Sea to Summit","offers":[{"title":"Compact Mummy with Drawcord","offer_id":42585356927149,"sku":"A3221","price":41.97,"currency_code":"USD","in_stock":false},{"title":"Mummy with Drawcord","offer_id":42585356959917,"sku":"A3222","price":44.97,"currency_code":"USD","in_stock":true},{"title":"Rectangular with Pillow Sleeve","offer_id":42585356992685,"sku":"A3227","price":41.97,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/2467\/2501\/files\/BreezeSleepingBagLinerMummyWithDrawcordCompact_ASL031081-190202_PRIMARY_WBG.jpg?v=1703693055"},{"product_id":"reactor-sleeping-bag-liner","title":"Reactor Sleeping Bag Liner","description":"\u003cdiv class=\"main-description\"\u003e\n\u003cp\u003eAdd warmth to your sleep system in cool or cold conditions: with our Reactor Liner. Using Thermolite® Pro fabric with infra red-absorbing ceramic pigments and Thermolite® EcoMade fibers , the new Reactor takes thermal performance to the next level.\u003c\/p\u003e\n\u003cp\u003eThe stretch-knit fabric provides optimal comfort, and ensures the Reactor fits any sleeping bag. Choose between the classic Mummy and the Mummy with Drawcord - the footbox opening offers plenty of ventilation and the versatility of walking around camp while still wearing your liner if needed.\u003c\/p\u003e\n\u003cdiv class=\"title-container\"\u003e\u003ca class=\"accordion-title accordionTitle js-accordionTrigger\" aria-controls=\"accordionFeatures\" aria-expanded=\"false\" href=\"#accordionFeatures\"\u003eFeatures\u003c\/a\u003e\u003c\/div\u003e\n\u003cdiv aria-hidden=\"true\" id=\"accordion1\" class=\"accordion-content accordionItem is-collapsed\"\u003e\n\u003cdiv class=\"col-xs-12 tab-content\"\u003e\n\u003cul\u003e\n\u003cli\u003eThermal boost to retain heat and warmth. As the core of your sleep system the Reactor liner extends the performance of your sleeping bag in colder conditions\u003c\/li\u003e\n\u003cli\u003eThermolite® Pro technology using knitted, hollow-core fibers and infrared-absorbing ceramic pigments to reflect your body's heat back for enhanced warmth and comfort\u003c\/li\u003e\n\u003cli\u003eThe classic Mummy version has practical openings in the shoulders to allow the user to stretch his or her arms out\u003c\/li\u003e\n\u003cli\u003eIn the version with the drawcord footbox, the base or shoulder openings can be opened or closed for optimal comfort. They integrate perfectly with the Free-Flow Zip system in select Sea to Summit sleeping bags. Open the base drawcord, and you can hitch the liner up and walk round camp - perfect for bathroom breaks\u003c\/li\u003e\n\u003cli\u003eHeiQ Fresh odor control technology helps keep the liner fresh even after extended use\u003c\/li\u003e\n\u003cli\u003eKnitted fabric provides incredible stretch and freedom of movement - Reactor liners work perfectly with sleeping bags of any shape\u003c\/li\u003e\n\u003cli\u003eSea to Summit Guarantee is offered for the Lifetime of this product\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Sea to Summit","offers":[{"title":"Compact Mummy with Drawcord \/ Sulphur","offer_id":42588765847725,"sku":"A3201","price":41.97,"currency_code":"USD","in_stock":true},{"title":"Mummy with Drawcord \/ Sulphur","offer_id":42588765814957,"sku":"A3202","price":44.97,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/2467\/2501\/files\/ReactorSleepingBagLinerMummyWithDrawcordCompact_ASL031061-190903_PRIMARY_WBG.jpg?v=1703700459"},{"product_id":"silk-blend-sleeping-bag-liner","title":"Silk Blend Sleeping Bag Liner","description":"\u003cdiv class=\"main-description\"\u003e\n\u003cp\u003eDesigned primarily for comfort, the Silk Blend Liner adds warmth to your sleeping bag via the 72% Thermolite® Pro yarns with infra red technology, Thermolite® EcoMade fibers and 28% silk. The combination creates a soft, luxurious sleep environment.\u003c\/p\u003e\n\u003cp\u003eTwo versions are available. The Rectangular with Pillow Sleeve has Comfort Stretch Panels along the seams to boost sleeping comfort. The Mummy version has practical shoulder openings which aid with temperature regulation.\u003c\/p\u003e\n\u003cdiv class=\"title-container\"\u003e\u003ca href=\"#accordionFeatures\" aria-expanded=\"false\" aria-controls=\"accordionFeatures\" class=\"accordion-title accordionTitle js-accordionTrigger\"\u003eFeatures\u003c\/a\u003e\u003c\/div\u003e\n\u003cdiv class=\"accordion-content accordionItem is-collapsed\" id=\"accordion1\" aria-hidden=\"true\"\u003e\n\u003cdiv class=\"col-xs-12 tab-content\"\u003e\n\u003cul\u003e\n\u003cli\u003eA liner is the climate core of your sleep system - the Mummy Shaped Silk Blend liner adds warmth and a touch of luxury to your sleeping bag\u003c\/li\u003e\n\u003cli\u003eRectangular with Pillow Sleeve is a great hygienic sleep sheet wherever you travel\u003c\/li\u003e\n\u003cli\u003eHeiQ odor control technology helps keep the liner fresh even after extended use\u003c\/li\u003e\n\u003cli\u003eSea to Summit Guarantee is offered for the Lifetime of this product\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Sea to Summit","offers":[{"title":"Compact Mummy","offer_id":42601267101869,"sku":"A3241","price":94.95,"currency_code":"USD","in_stock":false},{"title":"Mummy","offer_id":42601267069101,"sku":"A3242","price":99.95,"currency_code":"USD","in_stock":false},{"title":"Rectangular with Pillow Sleeve","offer_id":42601267134637,"sku":"A3243","price":99.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/2467\/2501\/files\/SilkBlendSleepingBagLiner-Mummy-Standard_ASL032051-191802_PRIMARY_WBG.jpg?v=1703701093"},{"product_id":"breeze-lightweight-liner","title":"Breeze Lightweight Sleeping Bag Liner","description":"\u003cp\u003eThe Breeze Liner delivers all-weather comfort with a breathable blend of COOLMAX® EcoMade and plush biobased Tencel Lyocell fibers that wick moisture to keep you comfortable even on warm nights. Its super-stretchy fabric, drawcord opening footbox, and arm openings (mummy only) provide versatile freedom of movement—ideal for use inside or outside your sleeping bag. Easy to clean and quick-drying, it features HeiQ Fresh odor control and helps extend your sleeping bag’s lifespan by reducing wash frequency.\u003c\/p\u003e\n\u003ch2 class=\"h3_style\"\u003eFeatures\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eCOOLMAX® and Tencel fabrics work together to provide Climate Control, wicking moisture to keep you cool and comfortable on warm nights\u003c\/li\u003e\n\u003cli\u003eStretchy knitted fabric fits any sleeping bag shape, offering exceptional freedom of movement whether you’re sleeping still or tossing and turning\u003c\/li\u003e\n\u003cli\u003eHeiQ Fresh odor control technology keeps the liner fresh and airy even after extended use\u003c\/li\u003e\n\u003cli\u003eMummy version features a drawcord footbox for enhanced ventilation and greater freedom of movement inside or outside your tent\u003c\/li\u003e\n\u003cli\u003eTechnical hood and Climate Control shoulder openings are designed to maximize mobility and minimize weight without compromising comfort\u003c\/li\u003e\n\u003cli\u003eMachine washable and durable, this liner helps reduce washing of your sleeping bag, preserving its loft and extending its lifespan\u003c\/li\u003e\n\u003cli\u003eTraveller version includes a pillow sleeve, providing a clean, hygienic sleeping space anywhere your travels take you\u003c\/li\u003e\n\u003cli\u003eConstructed with lower impact certified recycled and bluesign APPROVED materials\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Sea to Summit","offers":[{"title":"Short","offer_id":45692602843309,"sku":"056301","price":70.95,"currency_code":"USD","in_stock":true},{"title":"Regular","offer_id":45692602876077,"sku":"056303","price":75.95,"currency_code":"USD","in_stock":true},{"title":"Long","offer_id":45692602908845,"sku":"056302","price":80.95,"currency_code":"USD","in_stock":true},{"title":"Rectangular with Pillow Sleeve","offer_id":45692602941613,"sku":"056304","price":75.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/2467\/2501\/files\/056303_BreezeSleepingBagLiner_Regular-Mummy_CendreBlue_PRIMARY_1500.jpg?v=1770239358"},{"product_id":"breeze-lightweight-sleeping-bag-liner-insect-shield","title":"Breeze Lightweight Sleeping Bag Liner [Insect Shield]","description":"\u003cp\u003eThe Breeze Liner with Insect Shield® offers all-weather comfort with a breathable blend of COOLMAX® EcoMade and biobased Tencel Lyocell fibers that wick moisture for warm-night comfort. Insect Shield® treatment provides peace of mind and protects against biting insects. The stretchy fabric, drawcord footbox, and arm openings (mummy only) ensure freedom of movement, perfect for use inside or outside your sleeping bag. Quick-drying and easy to clean, it features HeiQ Fresh odor control and helps extend your sleeping bag’s life by reducing wash frequency.\u003cbr\u003e\u003c\/p\u003e\n\u003ch2 class=\"h3_style\"\u003eFeatures\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eCOOLMAX® and Tencel fabrics work together to provide Climate Control, wicking moisture to keep you cool and comfortable on warm nights\u003c\/li\u003e\n\u003cli\u003eInsect Shield® repellent gear uses a patented permethrin formula for long-lasting, odorless protection against mosquitoes, ticks, fleas, and flies\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eStretchy knitted fabric fits any sleeping bag shape, offering exceptional freedom of movement whether you’re sleeping still or tossing and turning\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eHeiQ Fresh odor control technology keeps the liner fresh and airy even after extended use\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eTraveller version includes a pillow sleeve, providing a clean, hygienic sleeping space anywhere your travels take you\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eMummy version features a drawcord footbox for enhanced ventilation and greater freedom of movement inside or outside your tent\u003c\/li\u003e\n\u003cli\u003eTechnical hood and Climate Control shoulder openings are designed to maximize mobility and minimize weight without compromising comfort\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eMachine washable and durable, this liner helps reduce washing of your sleeping bag, preserving its loft and extending its lifespan\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eConstructed with lower impact certified recycled and bluesign APPROVED materials\u003cbr\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Sea to Summit","offers":[{"title":"Short","offer_id":45817025724589,"sku":"056201","price":75.95,"currency_code":"USD","in_stock":true},{"title":"Regular","offer_id":45817025757357,"sku":"056202","price":80.95,"currency_code":"USD","in_stock":true},{"title":"Long","offer_id":45817025790125,"sku":"056203","price":85.95,"currency_code":"USD","in_stock":true},{"title":"Rectangular with Pillow Sleeve","offer_id":45817025822893,"sku":"056204","price":80.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/2467\/2501\/files\/056201_BreezeSleepingBagLiner-InsectShield_Short-Mummy_TurkishTile_PRIMARY-1500x1500-f3a2c67_1.jpg?v=1773347992"}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/2467\/2501\/collections\/Ultralight_sleeping_bag_hero_image.jpg?v=1716311658","url":"https:\/\/myseatosummirush.com\/collections\/ultralight-sleeping-bags.oembed","provider":"Sea to Summit North America","version":"1.0","type":"link"}