CloudX 4 Performance All Day ShoesThe new generation of the ON RUNNING CLOUD X a comfortable and versatile training model for workouts under the gym roof. You will appreciate it if you don't stop at just one sport and don't want to buy several pairs of shoes. It will work well for short runs on the mechanical treadmill as well as any form of strength training. TECHNOLOGIES: Speedboard & CloudTec The Speedboard insert made of responisive plastic with a special X shape will provide the