Ugg Men's Butte Boot:

- 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.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®.

- 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.

- 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

- 8.5" shaft height

- Heat-embossed UGG® logo, Woven label with UGG® logo