{"product_id":"western-mountaineering-bison-infinium-40-degree-sleeping-bag","title":"Western Mountaineering Bison Infinium -40 Degree Sleeping Bag","description":"\u003cp\u003eThe Alaska Range is nowhere to make a bad gear choice. The Western Mountaineering Bison Infinium, with its 10 inches of heat trapping loft and Gore Infinium shell, is what it takes to stay warm at the 14,000 ft. camp on Denali. Nearly impervious to the elements, while remaining lightweight, the Western Mountaineering's Bison remains the most sought-after expedition quality sleeping bag.\u003cbr\u003e\u003cbr\u003e\u003c\/p\u003e \u003cul\u003e \u003cli\u003eGore Infinium shell reduces the threat of condensation and moisture while remaining breathable\u003c\/li\u003e \u003cli\u003eA slightly over-sized winter fit ensures comfort when extreme weather necessitates an extra layer or two\u003c\/li\u003e \u003cli\u003eThe massive Reverse Differential Hood with an added external hood ruff seals in warmth\u003c\/li\u003e \u003cli\u003eA full 3-dimensional down filled collar full provides a protective seal from the bellows effect as you move about inside your bag\u003c\/li\u003e \u003cli\u003eEnjoy easy ventilation with a full-length #5 YKK Coil Zipper featuring two locking slider pulls for convenient access from inside or outside the bag\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Western Mountaineering","offers":[{"title":"Red \/ Long\/RZ","offer_id":43949242187947,"sku":"WMBSNIF-LRZRD","price":1400.0,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0578\/9424\/0427\/files\/1174149_source_1683754867_e6e436eb-d601-4863-b991-55d66e9d4be7.jpg?v=1718916647","url":"https:\/\/ascent-testing.myshopify.com\/products\/western-mountaineering-bison-infinium-40-degree-sleeping-bag","provider":"Master Store","version":"1.0","type":"link"}