Columbia Men's Gunnison Plus Snow Boot 100% Waterproof Leather: Textile/Rubber Imported Synthetic sole Shaft measures approximately 8" from arch Omni-Grip non-marking traction rubber. Techlite lightweight midsole for long lasting comfort, superior cushioning, and high energy return. Waterproof leather. Textile and Rubber overlays. Waterproof seam-sealed construction. 200g insulation. Rated -25F / -32C.