Magnum - Response II 8" ST (Black) - Men's: Worry about your job and not your feet in these comfortable and lightweight boots. Combination of action leather and nylon upper. Moisture wicking lining for added breathability. Comfort contoured sock liner for all day comfort. Steel shank helps provide stability and support. Durable CMEVA midsole for greater shock absorption. Non slip and oil resistant outsole. ASTM steel toe rated F2413-05.