{"product_id":"polystretch-sleeping-bag-liner-knitted-polyester","title":"PolyStretch Sleeping Bag Liner - Knitted Polyester","description":"\u003ch3\u003eProduct Description\u003c\/h3\u003e\n\u003cp\u003eUpgrade your sleep system with the PolyStretch™ Sleeping Bag Liner — designed to add comfort, warmth, and versatility to your outdoor adventures. Made from soft, stretchy knitted polyester, this liner moves with you through the night while boosting the warmth of your sleeping bag by \u003cstrong data-start=\"402\" data-end=\"412\"\u003e8–15°F\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp data-start=\"417\" data-end=\"737\"\u003eUse it on its own as a lightweight sleeping bag for warmer nights, or attach it inside your sleeping bag with the \u003cstrong data-start=\"531\" data-end=\"554\"\u003ebuilt-in snap loops\u003c\/strong\u003e for added warmth. Includes a \u003cstrong data-start=\"599\" data-end=\"623\"\u003edrawstring cinch top\u003c\/strong\u003e for heat retention and a \u003cstrong data-start=\"649\" data-end=\"669\"\u003erounded foot box\u003c\/strong\u003e to keep your feet cozy.\u003c\/p\u003e\n\u003cp data-start=\"417\" data-end=\"737\"\u003e\u003cmeta charset=\"utf-8\"\u003eWeighing just \u003cstrong data-end=\"715\" data-start=\"706\"\u003e11 oz\u003c\/strong\u003e (with an additional \u003cstrong data-end=\"762\" data-start=\"736\"\u003e12 g for the carry bag\u003c\/strong\u003e), it packs down small, making it a compact, lightweight essential for backpacking, camping, or travel.\u003c\/p\u003e\n\u003ch3 data-start=\"739\" data-end=\"758\"\u003e\u003cstrong data-start=\"739\" data-end=\"756\"\u003eKey Features\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp data-end=\"222\" data-start=\"112\"\u003e\u003cstrong data-end=\"140\" data-start=\"112\"\u003eSoft \u0026amp; Stretchy Comfort:\u003c\/strong\u003e Polyester knit fabric provides comfort, flexibility, and unrestricted movement.\u003c\/p\u003e\n\u003cp data-end=\"339\" data-start=\"224\"\u003e\u003cstrong data-end=\"242\" data-start=\"224\"\u003eVersatile Use:\u003c\/strong\u003e Use alone on warm nights or attach inside a sleeping bag with snap loops for added insulation.\u003c\/p\u003e\n\u003cp data-end=\"424\" data-start=\"341\"\u003e\u003cstrong data-end=\"358\" data-start=\"341\"\u003eAdded Warmth:\u003c\/strong\u003e Boosts sleeping bag temperature rating by approximately 8–15°F.\u003c\/p\u003e\n\u003cp data-end=\"514\" data-start=\"426\"\u003e\u003cstrong data-end=\"452\" data-start=\"426\"\u003eCustom Heat Retention:\u003c\/strong\u003e Drawstring top helps seal in warmth when temperatures drop.\u003c\/p\u003e\n\u003cp data-end=\"592\" data-start=\"516\"\u003e\u003cstrong data-end=\"534\" data-start=\"516\"\u003eWarm Foot Box:\u003c\/strong\u003e Rounded design improves heat retention around the feet.\u003c\/p\u003e\n\u003cp data-end=\"685\" data-start=\"594\"\u003e\u003cstrong data-end=\"621\" data-start=\"594\"\u003eLightweight \u0026amp; Packable:\u003c\/strong\u003e Weighs just 11 oz (carry bag adds 12 g) and packs down small.\u003c\/p\u003e\n\u003cp data-is-only-node=\"\" data-is-last-node=\"\" data-end=\"768\" data-start=\"687\"\u003e\u003cstrong data-end=\"701\" data-start=\"687\"\u003eEasy Care:\u003c\/strong\u003e Lightweight, compact, and machine washable for simple maintenance.\u003c\/p\u003e\n\u003cp\u003eDimensions inside the carrying bag are 7 x 4 inches (non-compressed)\u003c\/p\u003e\n\u003ch3\u003eTechnical Specs\u003c\/h3\u003e\n\u003ctable style=\"width: 100.089%; height: 81.3752px;\" width=\"100%\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 28.5398%;\"\u003eBest Use\u003c\/td\u003e\n\u003ctd style=\"width: 71.1018%;\"\u003eTemperature Boost, Moisture Control, Lightweight Packability\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 28.5398%;\"\u003eMaterial\u003c\/td\u003e\n\u003ctd style=\"width: 71.1018%;\"\u003eKnitted Polyester\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 28.5398%;\"\u003eAdded Warmth\u003c\/td\u003e\n\u003ctd style=\"width: 71.1018%;\"\u003e8-15ºF\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 28.5398%; height: 19.5938px;\"\u003eWeight  \u003c\/td\u003e\n\u003ctd style=\"width: 71.1018%; height: 19.5938px;\"\u003e11 oz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 28.5398%; height: 19.5938px;\"\u003eDimensions\u003c\/td\u003e\n\u003ctd style=\"width: 71.1018%; height: 19.5938px;\"\u003e72 x 28 in\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 22.5938px;\"\u003e\n\u003ctd style=\"width: 28.5398%; height: 22.5938px;\"\u003ePacked Size\u003c\/td\u003e\n\u003ctd style=\"width: 71.1018%; height: 22.5938px;\"\u003e7 x 4 in\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 28.5398%; height: 19.5938px;\"\u003ePack Size\u003c\/td\u003e\n\u003ctd style=\"width: 71.1018%; height: 19.5938px;\"\u003e8 x 6\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e","brand":"Near Zero Outdoor Gear","offers":[{"title":"PolyStretch","offer_id":43657993224289,"sku":"S-61","price":29.5,"currency_code":"USD","in_stock":true},{"title":"Lyosoft","offer_id":43657993257057,"sku":"S-62","price":42.5,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0606\/3931\/4017\/files\/Untitleddesign-2025-08-19T152127.112.jpg?v=1769214534","url":"https:\/\/www.intentsportsco.com\/products\/polystretch-sleeping-bag-liner-knitted-polyester","provider":"Intent Sports Company","version":"1.0","type":"link"}