The world is your racetrack and slowing down isn't in your vocabulary. Loaded with stable cushioning and durability, the youth boys' Nike Cosmic Runner helps support your every stride, so you can leave the competition in the dust.   Breathable mesh in the upper helps keep your feet cool. We reinforced the toes, sides and heels for added durability.  Cushioning that keeps the springy foam helps cushion your every stride, giving you the soft and supportive feel you need to go the distance.  Ready, Set, Run!  Durable two-part rubber outsole gives you the grip you need to confidently run on multiple surfaces