The Cannonsburg Steel-toe 8 Inch Work Boot from Wolverine has a genuine full-grain leather upper, mesh lining, and a removable cushion insole. Rubber and polyurethane slip-resistant outsole. Classic Goodyear welt construction is sturdy and flexible. Lightweight nylon shank fights fatigue. Steel toe rated ASTM F2413-05 M I/75 C/75 MT/75 EH.