When speed is paramount, the Cloudflash is your only option. The fastest On ever is now even faster. Refined alongside elite athletes over four years. The second-gen Cloudflash offers unrivaled speed and explosivity in an impossibly light shoe. In a first for On, the new Cloudflash features contrasting layers of Helion™-powered CloudTec® at opposite ends of the shoe for consecutive cushioning. The new and improved carbon-fiber-infused Speedboard® delivers the brand's smoothest and most responsive race-day feel yet. Low profile changes, high impact results. Let them chase as you push the pace.

FEATURES