Feel the electricity in every stride with the On Cloudboom Volt! Made for race day, this running shoe propels you through fast 5Ks, half marathons and beyond. Stay secure at high speeds in the light and breathable mesh upper. Explode towards the finish line under the Dual-layer Helion� HF midsole. The carbon-fiber Speedboard� drives you forward, while an enhanced rocker adds powerful propulsion. Engineered for fast runs, the On Cloudboom Volt helps you chase your race-day goals! Who's it for? Speed chasers searching for a race-day shoe to chase their goals during 10Ks, half marathons and beyond. Shoe Technology Upper: Snug and breathable mesh upper secures the midfoot for a locked-in fit. Midsole: CloudTec� cushioning system engineered for fast runs. Dual-layer Helion� HF midsole returns energy with every stride. Carbon-fiber Speedboard� drives you forward. Enhanced rocker and toe-off add extra propulsion. Outsole: Rubber outsole delivers grip and control on curvy courses.