Full grain leather upper. CK mesh lining. Wolverine MultiShox® removable full-cushion insole. Lightweight PU midsole. Wolverine MultiShox® rubber lug outsole that is slip, oil and abrasion resistant. Wolverine Contour Welt™ construction engineered for flexibility. Steel toe rated ASTM F2413-05 M I/75 C/75 EH. Slip Resistant - Wolverine MultiShox® - 6" Work Boot - Steel-Toe - Contour Welt™ - Electrical Hazard