Nike GP Challenge 1 women's tennis shoe for clay courts Striking. Brilliant! For the best of the best and everyone on the way there. The GP Challenge 1 is made for boldly converting break opportunities, confidently serving and impressively smashing. Thanks to Air Zoom elements, lateral stability and a consistent fit, you can unleash all your inner power in your next match on red clay. Zoom, Zoom With the Zoom Air element in the forefoot, you can play on your toes. It also gives your kick a little more energy. A Zoom Air element in the heel provides more support. Ready for the red clay Nike Claybreaker technology provides improved traction and less clay build-up on clay courts. Extra grip in the forefoot and midfoot provides a wide traction pattern for control when sliding. We used traction maps, pressure maps and analyzed sand build-up areas for the design. Then we tested it on red clay courts in Europe under various clay court conditions (cold, warm, wet and dry). Durable for the court A durable midfoot plastic plate provides stability for quick changes of direction and gives you power during play, transferring energy from movement to movement. Reinforcements on the eyelet strips and sole ensure a snug fit and support during lateral movements. This is further enhanced by the additional padding on the heel. Easy to put on The traditional U-design in the neck area makes it easy to put on and adjust. The padded tongue with breathable mesh keeps you cool and comfortable. More DetailsDesigned to be worn on clay and padel courts.cushioned insole