Shoes, Boots & Trainers by On Running. Low-profile design with lace-up fastening. Features a padded tongue and cuff for comfort, signature On branding, and CloudTec Phase cushioning for smooth heel-to-toe transitions. The Helion superfoam midsole provides a bouncy and responsive ride, while the durable rubber outsole offers a textured grip tread. Launch yourself into running with the Cloudsurfer Next, featuring all-new CloudTec Phase® cushioning for an effortless running sensation and a pronounced forefoot rocker to help you push off with power. Experience comfort with a kick of energy return.