Belleville 300TROPST Hot Weather Steel Toe Combat Boot, Black Leather Rubber sole Shaft measures approximately Mid-Calf" from arch Full-grain cowhide leather and nylon fabric upper Cushioned polyurethane midsole 100% rubber VIBRAM Sierra outsole with VANGUARD running shoe sole construction Polyurethane removable insert insole Steel toe meets ASTM F2412-05 and F2413-05 standards for impact and compression and EH rated