Breathable mesh upper with TPU molded piecesMoisture wicking mesh liningRemovable full cushion low density PU footbedRevolutionary UltraSpring high rebound ETPU midsole provides an energized rideRubber lug outsole with Wolverine DuraShocks FlexLightweight cement constructionNylon shank adds extra strengthASTM F2413-18 M I/75 C/75 EH rated composite CarbonMAX toeBacked by Wolverine's 30 day comfort guarantee