NIKE Grade School Boy's Kyrie 2 Basketball Shoes Synthetic Rubber sole Synthetic Leather Upper - has incorporated a breathable mesh vamp to increase the flow of air around the foot, keeping your feet cool. Full Length Phylon Midsole - gives extra comfort and cushioning where you need it the most. Cushioned heel and tongue collar - Soft cushioning against the heel for improved comfort and an inner foam improves stability. Solid Rubber Outsole - For excellent flexibility and traction on different surfaces.