Stylish UGG boots with shearling lining. Perfect for cold weather. Durable and comfortable. Sheepskin & UGGpure Lining Vetted through extensive, industry-leading processes to ensure only the highest quality sheepskin makes the cut, delivering the signature feeling of UGG. Waterproof Designed to help protect against heavy weather conditions, including water, rain, and snow. If present, zippers and tongues are gusseted and treated with water-repellent coatings. Weather Rated to 20ºC Cold-weather styles with this icon are rated for temperatures as low as -20°C (-4°F). Waterproof & Weatherproof Waterproof membrane bootie construction Waterproof leather Gusseted tongue with water repellent coating Cuffable shaft 8mm sherpa lining on vamp, 8mm sherpa lining on quarter, 17mm UGGpure™ wool lining 7mm UGGpure™ wool insole EVA footbed EVA midsole Vibram® outsole