Columbia Men's Redmond MID Leather Omni-TECH Wide Hiking Boot 100% Leather/ Webbing / Scratch Rubber Imported Rubber sole Omni-Grip non-marking traction rubber. Techlite lightweight midsole for long lasting comfort, superior cushioning, and high energy return. Leather, webbing and scratch rubber. Omni-Tech waterproof seam-sealed membrane bootie construction.