Sleek On Running sneakers with a gray and light blue color scheme. Ideal for running and casual wear. Best for Training & Gym. Featuring a new Speedboard design for better forefoot flexibility and a softer and more cushioned feel underfoot, the On™ Women's Cloud X 4 shoes are versatile training shoes for fitness lovers. The polyester upper of these shoes feature a lace-up closure for a secure fit. These running sneakers are designed with an EVA insole and polyester lining. Super comfortable and cushioned, these lace-up sneakers are perfect for your outdoor rides and running adventures. More stable. More soft.: For lateral stability, the midfoot cage and star lacing system wrap around the foot. Softer, plusher materials in the heel and tongue provide enhanced comfort. Softer cushioning: The Helion™ superfoam midsole feels softer and more cushioned underfoot. Extra padding in the heel means more comfort while running.