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. Responsive cushioning We packed the midsole with soft and springy foam that absorbs impact and adds energy to your kid's every stride. Lightweight but durable 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. Support they can feel Bands on the side of their feet work with the laces to add stability and a secure feel. More benefits * The rubber outsole with a Waffle-inspired tread pattern helps provide durable traction. * Elastic laces and a hook-and-loop strap make these shoes easy to get on and off. Product details * Elastic laces * Pull tabs on heel and tongue