The Nike Shox Turbo VIII SL running shoe is built for the neutral-to-under-pronator who requires enhanced cushioning. Synthetic leather upper offers a great performance feel. Stitchless overlays provide a snug, comfortable fit around the midfoot. Nike Shox™ cushioning system in the heel. Flexible and well-cushioned Phylon™ forefoot adds a smooth, responsive ride. BRS 1000™ carbon rubber and solid rubber outsole gives great durability. Wt. 13.2 oz.