More speed, More energy return, More comfort. The Cloudboom Echo is On’s fastest-ever marathon shoe. Developed with their fastest runners and designed with their lightest materials. Less weight and more performance. Get ready to blow your P.R. to pieces. Boom by name, boom by nature. The 100% recycled polyester engineered mesh upper delivers 100% performance.
Targeted inforcements ensure ventilation and hold for sharp turns. In the outsole, the rubber compound in specific geometry increases ground contact area for maximum efficiency even in wet conditions. The ultralight Cloudboom Echo also combines a carbon Speedboard with an extreme rocker shape to give every step an extra powerful kick.