Full grain leather. Georgia waterproof system. Goodyear welt construction. High performance mesh lining. Grip panels for easy pull on. Back zipper for easy on/off. High abrasion heel with reflective striping. AMP LT insole with memory foam. Double-ribbed, tempered steel shank. Heat, chemical, abrasion and slip-resisting dual-density EVA and Carbo-Tec rubber outsole. ASTM F2892 Electrical Hazard Standard.