UGG Butte Winter Boots 5521 Weather Rated -20°C

MANUFACTURER'S PRODUCT FEATURES: "Crafted to handle the harshest winter elements, the men's Butte pairs understated style with stay-dry technology. Cuffable, waterproof full-grain leather and ballistic nylon are finished with an exclusive Vibram® outsole with repeating-lug pattern. An eVent® membrane and moisture-wicking sheepskin lining offer the warmth and dry comfort characteristic of classic 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). Sheepskin Lining Vetted through extensive, industry-leading processes to ensure only the highest quality sheepskin makes the cut, delivering the signature feeling of UGG.