Winter should be fun. So let's get started: Our Adirondack boot is rated to withstand temps as low as -32degC. This evolution on our fan-fave Adirondack offers extreme protection for cold and wet weather conditions. The waterproof upper and gusseted tongue keep wetness out, while the high-tech GORE-TEX interior lets skin breathe. Featuring the cuffable shaft and pull tab of the original, along with our signature snuggly UGGplush(TM) upcycled wool blend in both the liner and sock liner, this boot offers unparalleled warmth and coziness in harsh conditions. The Vibram(R) outsole features ICETREK compound for enhanced traction on slippery or icy surfaces, from the streets to the slopes. Design: Waterproof Features Waterproof leather Gusseted tongue with water repellent coating GORE-TEX internal membrane bootie Non-wicking laces, Reflective ticked laces, Metal speedlace eyelets 10mm curly UGGplush(TM) 60% upcycled wool, 40% TENCEL(TM) Lyocell lining and sockliner PU foam footbed incorporates 25% of Susterra(R) plant-based compound and 75% PU from petroleum Vibram(R) outsole with ICETREK rubber compound, Lightweight and textured rubber mudgard, Vibram(R) Traction Lug technology Weather Rated -32degC