Fuel their need for speed in the Nike Sonic Fly. Designed for fast runners in the making, it pairs a lightweight design with soft, springy foam that helps add energy to every stride. Benefits * We packed the midsole with soft and springy foam that absorbs impact and adds energy to your kiddo's every stride. * Less weight means more speed. Mesh throughout the upper helps keep these shoes lightweight and breathable. We reinforced the toe and sides for added durability. * Bands at the side of their feet work with the laces to add stability and a secure feel. Product Details * Elastic laces * Hook-and-loop closure * Pull tab on tongue