Built to last with durable full-grain leather; Lightweight and strong Performance Denier Polyester; Actively pulls moisture away from the foot with moisture-wicking lining; Built to last with toe and heel outsole stitch; Form-fitting and breathable removable PU insert; Energy returning lightweight CMEVA midsole; Made with a modified last for better foot position; ASTM F2413-18 rated composite toe; ASTM F2413-18 M I/75 C/75 EH; ASTM F2913 whole shoe slip