Design:Breathable mesh provides a lightweight, conforming fit in the upper Webbing harnesses your forefoot External molded pieces help secure your heel Reinforced stitching along the sides helps the shoe fit snugly for full-foot containmentDiamond-stitched quilted tongueIn-Shoe Comfort:Padded collar adds comfort Max Air unit in the low-profile midsole combines with a foam wrap-up for support, cushioning, and stability Durability & Traction:Rubber outsole is split and partially cut out under the arch to help it bend and flex while helping reduce its overall weight Classic herringbone pattern adds durable traction