Nike Men's Air Max Cage Atmc Orng/Drk Bs Gry/Mtllc Slv Tennis Shoe 9 Men US Synthetic-And-Mesh Rubber sole The upper is composed of lots of mesh covered in a one-piece TPU injected cage that provides tons of breathability as well as lightweight support and stability The Max Air unit in the heel offers tons of cushioning and support in the midsole