Genuine full-grain leather upper. Patented, long-lasting Dri-lex® lining wicks away sweat and keeps skin dry and comfortable. Classic Goodyear welt construction is sturdy and flexible. Removable Wolverine MultiShox® comfort gel insole adds extra cushioning. Wolverine MultiShox® outsole with individual compression pads customizes each step. Fiberglass shank stabilizes foot, weighs 75% less than steel and reduces fatigue.