Columbia Men's Bugaboot II XTM Snow Boot 100% Waterproof Leather Upper Imported Rubber sole Shaft measures approximately 8.75" from arch Omni-Grip non-marking traction rubber. Techlite lightweight midsole for long lasting comfort, superior cushioning, and high energy return. Waterproof leather upper. Injection molded shell. Waterproof seam-sealed construction. 600g insulation. Rated -65F/-54C.