Crush rivals in complete comfort with the ON Cloudrush. A sole made for podiums: with 18 responsive, low-abrasion rubber elements, the patented CloudTec® sole of the Cloudrush is streamlined for winning. What would you expect from the soul of the On that has topped more podiums than any other. Changes with your run: the extremely slim midsole of the Cloudrush is comprised of high-grade EVA, and features a flexible Speedboard that rolls with you. Combined with an innovative heel structure, the Cloudrush supports a dynamic stride, meaning as your run changes, so too does the shoe.