Rocky GritArmor Composite Toe Boots are built to plow through anything! Totally tough, totally waterproof! Rocky GritArmor Composite Toe Boots are designed to be go-anywhere plow horses for getting the job done. Enhanced durability in heel and toe deliver hard-nosed performance over difficult terrain. Details: Rugged full-grain leather / nylon upper; Molded rubber toe shield and heel guard; Soft, moisture-wicking mesh lining; ASTM F2413-05 I/75 C/75 protective toe classification; ASTM F2413-05 Electrical Hazard Standard; 400-gram Thinsulate Ultra Insulation for warmth; Guaranteed Rocky waterproof construction; Terra Suspension polyurethane footbed for cushioned comfort; Thick EVA midsole absorbs shock to reduce impact on your feet; Aggressive, all-terrain Lynx outsole provides sure-footed traction; Each stands approx. 10″ h., weighs approx. 37 ozs. each. Trust your feet to the experts at Rocky! State Size. Order yours today! Rocky GritArmor 400-gram Thinsulate Ultra Insulation Composite Toe Boots, Brown