Extreme protection. Extreme comfort. Extreme self-expression. That's UGGextreme. Winter should be fun. So, let's get started: The shorter version of our new Adirondack Meridian offers extreme protection against cold and wet weather conditions, rated to withstand temps as low as -32C. The waterproof upper and gusseted tongue keep wetness out, while the high-tech GORE-TEX® interior lets skin breathe. Featuring an asymmetrical topline that allows for more ankle flex for your next trek. Our signature snuggly UGGplush upcycled wool blend in the liner and sockliner offers unparalleled warmth and coziness in harsh conditions. The Vibram® outsole features ICETREK compound for enhanced traction on slippery or icy surfaces, from the streets to the slopes. Waterproof. Waterproof leather. Water repellent materials. Gusseted tongue with water repellent coating. GORE-TEX internal membrane bootie. Rear pull tab, 10mm UGGplush 60% upcycled wool, 40% TENCEL Lyocell collar. Non-wicking laces, Reflective ticked laces, Metal speedlace eyelts. 10mm curly UGGplush 60% upcycled wool, 40% TENCEL Lyocell lining. 10mm curly UGGplush 60% upcycled wool, 40% TENCEL Lyocell sockliner. PU foam footbed incorporates 25% of Susterra® plant-based compound and 75% PU from petroleum. Midsole incorporates 44% sugarcane. Vibram ® outsole with ICETREK rubber compound, Lightweight and textured rubber mudgard, Vibram® Traction Lug technology. Weather Rated -32C. Embossed UGG® logo, UGGextreme reflective silver TPU print on webbing heel pull, UGGextreme reflective silver woven tongue label. Best for: Heavy snow, Heavy rain. RN 88276. UGG® Women's Adirondack Meridian Hiker Leather/Waterproof Cold Weather Boots in White, Size 8. 5