Rocky 9456 Men's BearClaw 3D WP INS 10-in Boot Brown 8.5 M US Leather / Nylon Full-Grain Leather and durable nylon Durably waterproof and breathable Gore-Tex Fabric 1400g Thinsulate(r) Ultra insulation Cushioned Air-Port footbed is perforated allowing for maximum air circulation and comfort BearClaw(r) 3D outsole