Columbia's ultimate cold-weather boot, the Bugathermo is engineered with advanced technical materials and a three-temperature battery system for severe cold weather. Ideal for serious mountain trekking, snowmobiling, and arctic exploration.
With a warmth rating down to -40?F, this seam-sealed, fully waterproof, insulated boot features a built-in gaiter, adjustable achilles strap, and an EVA midsole for comfort.