Columbia Sportswear Men's Bugaboot Plus Wide Snow Boot 100% Leather and textile Rubber sole Shaft measures approximately 8" from arch Waterproof 200g Omni-Heat insulation and thermal reflective technology Rated to -25F Fell-length Techlite shell Omni-Grip outsole Articulated collar Rugged, waterproof, and braced for cold weather, this is a highly functional boot for inclement weather.