Wolverine® lace-up work boot is outfitted inside and out for durability and comfort. Sturdy boot is constructed with an oiled full-grain leather upper plus air mesh and mesh lining for comfort. Removable full-cushion polyurethane footbed. Lightweight polyurethane midsole with nylon shank fights fatigue. Cement construction. Steel toe rated ASTM F2413-05 M I/75 C/75 EH. Rubber/polyurethane outsole resists oil, water, abrasion, chemicals and heat. Sizes: 7, 8-11, 12, 13. Widths: Regular and Wide (9-12 only).