{"product_id":"western-mountaineering-bristlecone-mf","title":"Western Mountaineering Bristlecone MF","description":"\u003cp data-start=\"159\" data-end=\"221\"\u003e\u003cstrong data-start=\"159\" data-end=\"219\"\u003eBristlecone MF – Extreme Warmth Meets Expedition Comfort\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-start=\"223\" data-end=\"868\"\u003eWhen\u003cspan\u003e \u003c\/span\u003e\u003cstrong data-start=\"228\" data-end=\"270\"\u003ebitter cold and unforgiving conditions\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eare part of the adventure, the\u003cspan\u003e \u003c\/span\u003e\u003cstrong data-start=\"302\" data-end=\"320\"\u003eBristlecone MF\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003edelivers\u003cspan\u003e \u003c\/span\u003e\u003cstrong data-start=\"330\" data-end=\"369\"\u003espacious comfort and serious warmth\u003c\/strong\u003e. Designed with a\u003cspan\u003e \u003c\/span\u003e\u003cstrong data-start=\"387\" data-end=\"416\"\u003ewide semi-rectangular cut\u003c\/strong\u003e, this bag provides\u003cspan\u003e \u003c\/span\u003e\u003cstrong data-start=\"436\" data-end=\"534\"\u003eextra room to layer up, shift positions, or simply stretch out—without compromising insulation\u003c\/strong\u003e. Packed with\u003cspan\u003e \u003c\/span\u003e\u003cstrong data-start=\"548\" data-end=\"578\"\u003e850+ fill power goose down\u003c\/strong\u003e, it offers\u003cspan\u003e \u003c\/span\u003e\u003cstrong data-start=\"590\" data-end=\"629\"\u003eexceptional loft and heat retention\u003c\/strong\u003e, while the\u003cspan\u003e \u003c\/span\u003e\u003cstrong data-start=\"641\" data-end=\"664\"\u003eMicroLite XP™ shell\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003edelivers\u003cspan\u003e \u003c\/span\u003e\u003cstrong data-start=\"674\" data-end=\"718\"\u003ereliable durability and water resistance\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003efor extended time in harsh environments. A\u003cspan\u003e \u003c\/span\u003e\u003cstrong data-start=\"762\" data-end=\"804\"\u003efull down-filled collar and draft tube\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eensure that warmth stays locked in when temperatures plummet.\u003c\/p\u003e\n\u003cp data-start=\"870\" data-end=\"1119\"\u003eBuilt for\u003cspan\u003e \u003c\/span\u003e\u003cstrong data-start=\"880\" data-end=\"975\"\u003eArctic expeditions, high-altitude base camps, late-season hunts, and deep-winter adventures\u003c\/strong\u003e, the\u003cspan\u003e \u003c\/span\u003e\u003cstrong data-start=\"981\" data-end=\"999\"\u003eBristlecone MF\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eis for those who demand\u003cspan\u003e \u003c\/span\u003e\u003cstrong data-start=\"1024\" data-end=\"1116\"\u003ereliable warmth, extra space, and the confidence to sleep soundly when the mercury drops\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan data-sheets-root=\"1\" data-sheets-value='{\"1\":2,\"2\":\"Filled with 850+ Fill Power ethically-sourced premium goose down\"}' data-sheets-userformat='{\"2\":769,\"3\":{\"1\":0},\"11\":3,\"12\":0}'\u003eFilled with 850+ Fill Power ethically-sourced premium goose down\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan data-sheets-root=\"1\" data-sheets-value='{\"1\":2,\"2\":\"Continuous baffles allow you to shift down for more insulation in colder weather\"}' data-sheets-userformat='{\"2\":769,\"3\":{\"1\":0},\"11\":3,\"12\":0}'\u003eSide block baffle construction for better control of insulation in colder weather\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan data-sheets-root=\"1\" data-sheets-value='{\"1\":2,\"2\":\"Full-length #5 YKK zipper provides a smooth, easy unzipping experience while saving weight\"}' data-sheets-userformat='{\"2\":769,\"3\":{\"1\":0},\"11\":3,\"12\":0}'\u003eFull-length #5 YKK zipper provides a smooth, easy unzipping experience while saving weight\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan data-sheets-root=\"1\" data-sheets-value='{\"1\":2,\"2\":\"Insulated Draft Tube blocks cold air and keeps the torso better insulated\"}' data-sheets-userformat='{\"2\":769,\"3\":{\"1\":0},\"11\":3,\"12\":0}'\u003eInsulated Draft Tube and Full Collar keep the cold air out and warm air inside to prevent heat loss\u003cbr\u003e\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan data-sheets-root=\"1\" data-sheets-value='{\"1\":2,\"2\":\"Durable 20 denier MicroLite XP™ outer shell stays more breathable and water resistant longer than traditional polyesters\"}' data-sheets-userformat='{\"2\":769,\"3\":{\"1\":0},\"11\":3,\"12\":0}'\u003eDurable 20 denier MicroLite XP™ outer shell stays more breathable and water resistant longer than traditional polyesters\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan data-sheets-root=\"1\" data-sheets-value='{\"1\":2,\"2\":\"Dual zipper design allows sleeping bag to open completely for greater temperature regulation\"}' data-sheets-userformat='{\"2\":769,\"3\":{\"1\":0},\"11\":3,\"12\":0}'\u003eDual zipper design allows sleeping bag to open completely for greater temperature regulation\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan data-sheets-root=\"1\" data-sheets-value='{\"1\":2,\"2\":\"Comes with ultralight stuff sack and breathable mesh storage bag\"}' data-sheets-userformat='{\"2\":769,\"3\":{\"1\":0},\"11\":3,\"12\":0}'\u003eComes with ultralight stuff sack and breathable storage bag\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan data-sheets-root=\"1\" data-sheets-value='{\"1\":2,\"2\":\"3 lbs. 15 oz. Total Weight\"}' data-sheets-userformat='{\"2\":513,\"3\":{\"1\":0},\"12\":0}'\u003e3 lbs. 15 oz. Total Weight\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ctable class=\"woocommerce-product-attributes shop_attributes\"\u003e\n\u003ctbody\u003e\n\u003ctr class=\"woocommerce-product-attributes-item\"\u003e\n\u003ctd class=\"woocommerce-product-attributes-item__label\"\u003eShape\u003c\/td\u003e\n\u003ctd class=\"woocommerce-product-attributes-item__value\"\u003eSemi Rec (w\/ full collar)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"woocommerce-product-attributes-item\"\u003e\n\u003ctd class=\"woocommerce-product-attributes-item__label\"\u003eTemp Rating\u003c\/td\u003e\n\u003ctd class=\"woocommerce-product-attributes-item__value\"\u003e-10°F\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"woocommerce-product-attributes-item\"\u003e\n\u003ctd class=\"woocommerce-product-attributes-item__label\"\u003eFill\u003c\/td\u003e\n\u003ctd class=\"woocommerce-product-attributes-item__value\"\u003e850+ Power Goose Down\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"woocommerce-product-attributes-item\"\u003e\n\u003ctd class=\"woocommerce-product-attributes-item__label\"\u003eColor\u003c\/td\u003e\n\u003ctd class=\"woocommerce-product-attributes-item__value\"\u003eForest Green\/Black\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"woocommerce-product-attributes-item\"\u003e\n\u003ctd class=\"woocommerce-product-attributes-item__label\"\u003eCountry of Origin\u003c\/td\u003e\n\u003ctd class=\"woocommerce-product-attributes-item__value\"\u003eUSA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"woocommerce-product-attributes-item\"\u003e\n\u003ctd class=\"woocommerce-product-attributes-item__label\"\u003eFabric\u003c\/td\u003e\n\u003ctd class=\"woocommerce-product-attributes-item__value\"\u003e20D Microfiber\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"woocommerce-product-attributes-item\"\u003e\n\u003ctd class=\"woocommerce-product-attributes-item__label\"\u003eLoft\u003c\/td\u003e\n\u003ctd class=\"woocommerce-product-attributes-item__value\"\u003e8.5\" in\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"woocommerce-product-attributes-item\"\u003e\n\u003ctd class=\"woocommerce-product-attributes-item__label\"\u003eInside Girth\u003cbr\u003e\u003csmall\u003eshdr\/hip\/foot\u003c\/small\u003e\n\u003c\/td\u003e\n\u003ctd class=\"woocommerce-product-attributes-item__value\"\u003e\n\u003ctable class=\"woocommerce-product-attributes-insidetable\"\u003e\n\u003ctbody\u003e\n\u003ctr class=\"\"\u003e\n\u003ctd class=\"\"\u003e6'0\"\u003c\/td\u003e\n\u003ctd class=\"\"\u003e69\"\/61\"\/48\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"\"\u003e\n\u003ctd class=\"\"\u003e6'6\"\u003c\/td\u003e\n\u003ctd class=\"\"\u003e69\"\/61\"\/48\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"woocommerce-product-attributes-item\"\u003e\n\u003ctd class=\"woocommerce-product-attributes-item__label\"\u003eFill Weight\u003c\/td\u003e\n\u003ctd class=\"woocommerce-product-attributes-item__value\"\u003e\n\u003ctable class=\"woocommerce-product-attributes-insidetable\"\u003e\n\u003ctbody\u003e\n\u003ctr class=\"\"\u003e\n\u003ctd class=\"\"\u003e6'0\"\u003c\/td\u003e\n\u003ctd class=\"\"\u003e42 oz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"\"\u003e\n\u003ctd class=\"\"\u003e6'6\"\u003c\/td\u003e\n\u003ctd class=\"\"\u003e45 oz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"woocommerce-product-attributes-item\"\u003e\n\u003ctd class=\"woocommerce-product-attributes-item__label\"\u003eTotal Weight\u003c\/td\u003e\n\u003ctd class=\"woocommerce-product-attributes-item__value\"\u003e\n\u003ctable class=\"woocommerce-product-attributes-insidetable\"\u003e\n\u003ctbody\u003e\n\u003ctr class=\"\"\u003e\n\u003ctd class=\"\"\u003e6'0\"\u003c\/td\u003e\n\u003ctd class=\"\"\u003e3 lb 15 oz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"\"\u003e\n\u003ctd class=\"\"\u003e6'6\"\u003c\/td\u003e\n\u003ctd class=\"\"\u003e4 lb 3 oz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"woocommerce-product-attributes-item\"\u003e\n\u003ctd class=\"woocommerce-product-attributes-item__label\"\u003eStuff Size\u003c\/td\u003e\n\u003ctd class=\"woocommerce-product-attributes-item__value\"\u003e\n\u003ctable class=\"woocommerce-product-attributes-insidetable\"\u003e\n\u003ctbody\u003e\n\u003ctr class=\"\"\u003e\n\u003ctd class=\"\"\u003e6'0\"\u003c\/td\u003e\n\u003ctd class=\"\"\u003e10\"x20\" XL\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"\"\u003e\n\u003ctd class=\"\"\u003e6'6\"\u003c\/td\u003e\n\u003ctd class=\"\"\u003e10\"x20\" XL\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e","brand":"Western Mountaineering","offers":[{"title":"Forest Green\/Black \/ 6'6\" \/ Left Zip","offer_id":52325201084786,"sku":"66BRISLZ","price":1215.0,"currency_code":"USD","in_stock":false},{"title":"Forest Green\/Black \/ 6'6\" \/ Right Zip","offer_id":52325201117554,"sku":"66BRISRZ","price":1215.0,"currency_code":"USD","in_stock":false},{"title":"Forest Green\/Black \/ 6'0\" \/ Left Zip","offer_id":60815813312882,"sku":"60BRISLZ","price":1165.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1150\/5568\/files\/Bristlecone-MF-e1592347834796.png?v=1762533346","url":"https:\/\/www.ascentcycles.com\/products\/western-mountaineering-bristlecone-mf","provider":"Ascent Cycles","version":"1.0","type":"link"}