{"product_id":"western-mountaineering-flylite-sleeping-bag","title":"Western Mountaineering FlyLite Sleeping Bag","description":"\u003cp data-start=\"225\" data-end=\"548\"\u003eThe FlyLite is our lightest sleeping bag ever—a purpose-built\u003cspan\u003e \u003c\/span\u003e\u003cstrong data-start=\"287\" data-end=\"321\"\u003eultralight summer sleeping bag\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003efor thru-hikers, fastpackers, and minimalist adventurers shaving every possible ounce. Weighing just\u003cspan\u003e \u003c\/span\u003e\u003cstrong data-start=\"423\" data-end=\"438\"\u003e14.3 ounces\u003c\/strong\u003e, it’s designed for moving fast and far when conditions are warm and you want the lowest possible pack weight.\u003c\/p\u003e\n\u003cp data-start=\"550\" data-end=\"936\"\u003eThis\u003cspan\u003e \u003c\/span\u003e\u003cstrong data-start=\"555\" data-end=\"579\"\u003ehalf-zip mummy-style\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003ebag uses\u003cspan\u003e \u003c\/span\u003e\u003cstrong data-start=\"589\" data-end=\"615\"\u003e10D nylon ExtremeLite™\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eshell fabric and\u003cspan\u003e \u003c\/span\u003e\u003cstrong data-start=\"633\" data-end=\"663\"\u003e850+ fill power goose down\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eto deliver maximum loft with minimal bulk. Rated to\u003cspan\u003e \u003c\/span\u003e\u003cstrong data-start=\"716\" data-end=\"724\"\u003e36°F\u003c\/strong\u003e, it excels on true summer missions—low-to-moderate elevation trails, desert nights, and any trip where weight savings are the priority and insulation needs are intentionally modest (not a cold-weather solution).\u003c\/p\u003e\n\u003cp data-start=\"938\" data-end=\"1249\"\u003eThe narrow cut and half-length zipper trim grams everywhere, while the insulated draft tube helps seal in warmth on cooler evenings. Despite its stripped-down build, the FlyLite upholds the\u003cspan\u003e \u003c\/span\u003e\u003cstrong data-start=\"1128\" data-end=\"1154\"\u003eWestern Mountaineering\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003estandard for craftsmanship, durability, and long-term loft—ready for hundreds of trail nights.\u003c\/p\u003e\n\u003cp data-start=\"1251\" data-end=\"1560\"\u003eFor colder snaps, pair it with a hooded layer or insulated jacket; the FlyLite is light by design, not overbuilt. It compresses to the size of a water bottle and disappears into the smallest packs, making it a favorite for\u003cspan\u003e \u003c\/span\u003e\u003cstrong data-start=\"1474\" data-end=\"1505\"\u003efastpacking and bikepacking\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003ewhere pack volume is at a premium and temps stay mild.\u003c\/p\u003e\n\u003cp data-start=\"1562\" data-end=\"1796\" data-is-last-node=\"\" data-is-only-node=\"\"\u003eIf you’re the backpacker who trims toothbrushes and counts every gram, this is your bag. When conditions are right, the FlyLite lets you push big miles, keep your kit ultracompact, and sleep comfortably—with fewer ounces on your back.\u003cbr\u003e\u003cbr\u003eFeatures:-\u003c\/p\u003e\n\u003cp\u003e- Filled with 850+ Fill Power ethically-sourced premium goose down\u003cbr\u003e- Continuous baffles allow you to shift down for more insulation in colder weather\u003cbr\u003e- Half-length #3 YKK coil zipper keeps bag ultralight while providing a smooth unzipping experience\u003cbr\u003e- Insulated Draft Tube blocks cold air and keeps the torso better insulated\u003cbr\u003e- Micro-baffled construction eliminates cold spots while making bag extremely packable\u003cbr\u003e- Breathable 10 denier nylon taffeta outer shell makes bag ultralight yet durable\u003cbr\u003e- Comes with ultralight stuff sack and breathable mesh storage bag\u003cbr\u003e- 14 oz. Total Weight\u003c\/p\u003e","brand":"Western Mountaineering","offers":[{"title":"Orange\/Grey \/ 6'0\"","offer_id":52759379542380,"sku":"60FLYOGLZ","price":540.0,"currency_code":"USD","in_stock":false},{"title":"Orange\/Grey \/ 6'6\"","offer_id":52759379575148,"sku":"66FLYOGLZ","price":555.0,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0578\/9424\/0427\/files\/Flylite-Blutorange-top-open.png?v=1760445380","url":"https:\/\/ascent-testing.myshopify.com\/products\/western-mountaineering-flylite-sleeping-bag","provider":"Master Store","version":"1.0","type":"link"}