Action Nubuck/Synthetic Nubuck upper materials; Globe's Strobo cup sole; TPR outside collar; S-Trac sole pattern; Globe-hand picks every component ensuring quality and durability; Waffle EVA foo tbed with Shockbed Nitrolite formula for lightweight comfort; Flex and Grip - Globe's S-trac tread pattern consists of traction lugs, designed for maximum energy transfer and shock absorption; It provides an unmatched combination of grip and flexibility