From New Balance, the Boys' FuelCell Play Lace-Up Sneakers feature: Synthetic and mesh upper Lace-up closure Synthetic lining Full-length FuelCell midsole delivers a propulsive feeling of energy return Toe Protect technology on the tip to protect against dragging, kicking and scraping Heel tab and extended outsole Rubber outsole with unique tread pattern extends up the medial side of the shoe for added traction when climbing FuelCell with BIO EVA Imported.