Gold rated premium waterproof full-grain leather upperBreathable waterproof membrane with moisture-wicking mesh liningRemovable dual-density footbed comforting every stepAdvanced comfort and protection from PU midsoleRubber lug outsole with Wolverine DuraShocks Flex absorbs shock and grips the groundWolverine ContourWelt construction engineered for flexibilityNylon shank adds extra strengthASTM F2413-18 M I/75 C/75 EH rated CarbonMAX composite-toe