Premium waterproof full-grain leather upper; Breathable waterproof membrane with moisture wicking mesh lining; Removable full cushioned PU footbed molds to your foot; Highly durable EnergyBound midsole cushioning is lightweight, explosive rebound foam, formulated to perform shift after shift; Rubber lug outsole with Wolverine DuraShocks Flex absorbs shock and provides maximum flexibility for every movement your job demands; Lightweight cement construction; Nylon shank adds extra strength; 1.35 lbs per boot; ASTM F2413-18 M/I/C EH rated CarbonMax composite-toe