The Nike Hyperdunk 2014 Low features lightweight Lunarlon cushioning for quick takeoffs and soft landings, plus Dynamic Flywire technology that keeps your foot locked down and stabilized during quick cuts. Foam and mesh upper with a full inner sleeve for ventilation and a comfortable fit. Dynamic Flywire technology for adaptive support and lockdown from end to end. Responsive Lunarlon cushioning for impact protection to soften landings. Lightweight Phylon™ carrier houses the Lunarlon for additional impact cushioning and comfort. Glass-reinforced composite midfoot shank for improved stability and responsiveness. Rubber outsole with circular traction pattern supplies durability and traction.