On Cloudboom Echo

Overtake your Echo More speed, more energy output, more comfort. The Cloudboom Echo is our fastest marathon shoe. Developed with our fastest runners, designed with the lightest materials. Less weight, more performance. Ready to pulverise your BP? Boom by Name, Boom by Nature. Your fastest marathon The ultra-light, fully performance Cloudboom Echo comes with an ultra-curved Carbon Speedboard® for an extra powerful kick. Combined with a minimalist upper and enhanced forefoot cushioning, you're ready to set new records in total comfort. Recycled. Reinforced. Engineered from 100% recycled polyester, the mesh upper delivers 100% performance. Targeted reinforcements provide ventilation and support during sharp turns. The rubber compound of the outsole increases the ground contact area with its specific geometry for maximum efficiency even in wet conditions.