Nike Air Vapor Ace tennis shoes deliver an ideal combination of speed, support and security for competitors on every level. These lightweight, fast shoes will help you get to the ball and baseline with confidence and ease. The durability will stand the test of time, even during your toughest matches.Upper: Padded tongue and heel collar enhance comfort. Lace-up front offers an adjustable fit. Synthetic leather creates a supportive and durable fit. Perforations offer breathability. Mesh on the lateral and medial sides provide extended breathability.Midsole: An Air unit at the heel delivers maximum, lightweight cushioning and impact protection.Outsole: GDR rubber in high-wear areas provide excellent durability. Flex grooves allow natural foot movement and flexibility.