John Deere Steel Toe 6" Classic Design Work Boots are made of golden tan full-grain leather with a padded pigskin collar and Achilles heel guard. Inside is a moisture-wicking nylon lining, removable polyurethane insert with moisture-wicking cover and a tempered steel shank. Underneath is a Combine III lightweight oil-, heat- and slip-resistant rubber outsole with EVA midsole and Goodyear welt construction. Boots have an electrical hazard rating that meets or exceeds F2413-05 standards. Meets or exceeds ASTM F2413-05 standards.