Belleville 200g Insulated Waterproof Combat and Flight Boot Black USA Made Perfect for cooler conditions, the 770 features 200 grams of 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 cool temperatures to provide better traction in icy conditions. BOOT FEATURES: Height: 8” (Standard Military Height) Upper: Smooth, full-grain cattlehide leather & nylon fabric Midsole: Highly cushioned, shock absorbent midsole Outsole: 100% rubber VIBRAM® Sierra FIRE & ICE™ compound designed to improve traction in icy conditions Insole: Single Density molded removable insert SPECIAL FEATURES: VANGUARD® running shoe sole construction Durably waterproof and highly breathable GORE-TEX fabric 200g THINSULATE™ Insulation Belleville 200g Insulated Waterproof Combat and Flight Boot Black USA Made