CloudTec Phase® provides soft cushioning and an updated forefoot rocker shape to support your forward thrust. Your foot naturally propels forward, so you can run with ease. ?Helion™ superfoam midsole provides excellent elasticity and rebound ?CloudTec Phase® supports smooth heel-to-toe shifting ? Lightweight woven upper inspired by On's racing shoes ?Forefoot rocker shape provides powerful push-off and propulsion ?Easy step-in design accommodates a wide range of foot shapes ?Rubber-padded outsole for increased grip and durability ?Designed to move forward dynamically with less effort ?Silhouette inspired by On's highest-end racing shoes