Rigger-style 11″ safety boot with padded ankle, collar and Cambrelleｮ lining offers comfort, durability and moisture management. BMX dual-density nitrile rubber outsole and Phylon midsole for cushioning and shock absorption. Features PU comfort sock and rubber nitrile outsole heat-resistant to 572ｰ F. Slip-resistant. Brown. Steel toe cap complies with ASTM F2413-11.