Carhartt Men's Millbrook Waterproof Nano Toe, Mossy Brown 6". Features: Durable leather upperStorm Defender ™ waterproof breathable protection. FastDry ™technology lining wickw away sweat. Lightweight durable midsole with Incite® footbed. Nylon shank. Cement constructed with Carhardt rubber outsole. Safety toe ASTM F2413-18-EH. Slip resistant ASTM F3445-21SR.