LaCrosse Men's Extreme Tough Wellington Steel Toe Work Boot 100% Leather Imported Rubber sole Dry-Core is a waterproof barrier that lines the entire boot for 100% protection that allows moisture to escape without letting water in Full grain leather combined with 360 Helcor offers extreme abrasion resistance and is resistant to barnyard chemicals oil and gas heel oil and slip resistant outsole blends outdoor traction and durability with extreme indoor comfort Steel shank Steel safety toe meets or exceeds ASTM standard F2413-11 M I/75 C/75 EH. Electrical hazard (EH) footwear is manufactured with non-conductive electrical shock resistant soles and heels.