SyntheticAcross the top of the shoe, a strong, stretchy band flexes with your foot for support during quick cuts and sprints. Flywire technology??ultralight, super strong cables that integrate with the laces??adds even more support.In the heel, low-profile Nike Zoom Air cushioning is incredibly responsive for game-long comfort.The rounded sole and extra traction along the edges of the shoe let you play at any angle. Two pods beneath the forefoot grip the ground hard when you change direction fast.Lightweight, injected Phylon foam in forefoot maximizes court feel.Hyperfuse construction for durable support and breathability.