Perfect For Cooler Conditions, The C795 Features 200G Thinsulate Insulation And A Gore-Tex Waterproof Bootie Which Allows Your Feet To Stay Warm, Dry And Comfortable. Another Special Feature Is The Vibram Fire & Ice Outsole Used That Is Made Of A Special Rubber Compound That Does Not Harden In Cooler Temperatures To Provide Better Traction In Icy Conditions. Boot Features Height: 8" (Standard Military Height) Upper: Full-Grain Cowhide Leather & Nylon Fabric Midsole: Cushioned Polyurethane Outsole: Vibram Fire & Ice Compound Designed To Improve Traction In Icy Conditions Insole: Polyurethane Removable Insert Special Features Vanguard Running Shoe Construction Gore-Tex Waterproof Fabric Bootie 200G Thinsulate Insulation Ar 670-1 Compliant