Nike Air Zoom Hyperattack Volleyball Shoes - White/Varsity Royal/Red - Nike Flywire technology and a tough outer shell provide a durable upper, while the Phylon-foam midsole offers ultra-lightweight cushioning and comfort. Nike Zoom Air in the heel and forefoot adds a layer of cushioning that responds to your stride; and the sockliner made of plush memory foam conforms to your foot for a better feel during play. Ankle stability is enhanced through an internal heel counter. Composite shank in the midsole gives responsive midfoot support. With a low-to-the-ground feel and enhanced flexibility through the ankle, the Nike Air Zoom Hyperattack allows for incredible responsiveness on the court.