Ground-gripping TacTRAX™ rubber outsole. Full movement flexibility with outsole Flex Channels. Outsole exceeds industry standards for slip resistant and oil resistant. Better ground connection with 11mm heel to toe drop. Energy returning lightweight CMEVA midsole. Built to last with durable full grain leather. Lightweight and strong Performance Denier Polyester. Actively pulls moisture away from foot with moisture wicking lining. Built to last with toe and heel outsole stitch Form fitting removable PU insert. Made with an athletic last for better foot position. Athletic strobel construction.