The Radical 452 GTX Steel Toe boots are as light as they are tough. While internal and external support structures provide stability and responsiveness, a supportive midsole and sturdy footplate provide comfort. 100% waterproof and breathable. The steel toe meets or exceeds ASTM standard F2413-11 I/75 C/75 EH and increases safety on the job. A GORE-TEX liner offers waterproof, breathable protection, keeping feet dry all day long. Steel safety toe meets or exceeds ASTM standard F2413-11 I/75 C/75 EH. Electrical hazard (EH) footwear is manufactured with non-conductive electrical shock resistant soles and heels.