For the rally that won't relent, go with the Vapor Pro 2. We've brought back all the elements you enjoyed in the original Pro: the low-to-the-ground design and the springy Air Zoom cushioning that helps you break from baseline to baseline, with that familiar Vapor comfort that helps keep you fresh on unforgiving surfaces. Low Cut for High Speeds This design is lower to the court, giving you incredible lightweight court feel for bursts of quick movements. Spring into action A forefoot Air Zoom unit offers spring in your 1st step, helping you get to that forehand winner along the baseline or approach the net with suddenness. The cushioned midsole offers support without adding unnecessary weight. Lightweight, Breathable and Durable Durable, reinforced mesh helps keep your feet cool and adds extra support.