Go well beyond just cloud nine! Treat your feet with the best of Swiss engineering in the On Cloud X. Crafted with durable, high-quality materials that offer superior impact protection, its ultra-cushiony construction enhances your running game from the get-go. Sporting a lightweight and ultra-agile design, these shoes are built to handle punishing paces and intense mixed-sports workouts. Featuring molded cushion pads in the heel and the Speedboard within, the On Cloud X guarantees you a trip to the finish line. On Cloud X features: Mesh upper has a function-focused weave pattern that offers durability, breathability, and agility. The no-sew design maintains a perfect fit during every activity. Raised sidewalls add stability and agility. Molded cushion pads in the heel offer a gentle, secure feel. Helion superfoam and CloudTec outsole allow explosive movements in all directions.