Columbia Men's Newton Ridge Plus Slip Waterproof Hiking Shoe 100% Waterproof Leather/ Synthetic Imported Rubber sole Shaft measures approximately 7" from arch Techlite lightweight midsole for long lasting comfort, superior cushioning, and high energy return. Omni-Grip non-marking traction rubber outsole. Waterproof leather, synthetic. Waterproof seam-sealed membrane bootie construction.