The On Cloudswift 4 Black/Eclipse is built for city runners and all-day movers, delivering a perfect balance of performance, comfort, and sustainability.Key FeaturesEngineered zonal knit upper adds premium comfortMade from 88% recycled polyester, the redesigned upper now features a more breathable mesh constructionHelion™ superfoam midsole for a bouncy and responsive rideCloudTec Phase® midsole delivers a smooth strideTPU-injected Speedboard® enhances energy return for a dynamic ride, making it ideal for everything from short runs to everyday wearOutsole prevents stones from getting stuckMore DetailsRubber pads on the outsole for grip and durability