Nike GP Challenge Pro men's tennis shoe for hard court play. Ready. Win. Go for the win with the all-new GP Challenge Pro. Designed for sprints to the baseline and bold sprints to the net. It offers the speed and stability you need to give your best in the game. Quick changes of direction A strong synthetic plate in the midfoot area combined with a wide base provides stability for quick cuts and sudden changes of direction. The synthetic material on the outside offers you secure support during lateral movements. Unrestricted freedom of movement Additional rubber in the toe area, especially on the side of the big toe, provides extra durability where needed. Abrasion-resistant rubber along the outsole ensures additional durability and traction. Zoom, Zoom The Air Zoom element in the heel provides support and the Air Zoom element in the forefoot ensures a springy step. Stay cool The traditional U-design in the neck area allows for easy tightening and adjustability. The padded tongue with breathable mesh keeps you cool and comfortable. Zoom, Zoom The Air Zoom element at the heel offers support, while the Air Zoom element at the forefoot provides consistent cushioning. More DetailsDesigned for wear on hard surfacesPadded collar and tongue.