Sneaker heads and longtime tennis fans will love seeing Nike Air Tech Challenge III tennis shoes on the court. This classic debuted on the scene in 1990 and has been remastered with contemporary elements to deliver performance dependable enough to stand up to today's athletes. The visible Air-Sole allows you to see and feel your impact protection.Upper: Fabric upper provides enhanced durability. Padded heel collar enhances comfort. Flat laces reduce irritation.Midsole: PU midsole provides lightweight cushioning.Outsole: Visible Air-Sole unit in the heel offers maximum impact protection. Rubber outsole provides traction and durability.