ON Cloudmonster 3 high viz Built for pure

Built for pure

guided ride from landing to toe-off

this model completes our Ergoflask range so you can switch between larger and smaller flasks depending on race distance or aid stations to stay light and efficient on the trail

comfort and foot-wrapping fit

Featherlight

ON Cloudmonster 3 high viz Built for pureThe ON Cloudmonster 3 is a high stack road running shoe engineered for runners who want maximum cushioning without sacrificing rhythm or responsiveness. Built around a large volume Helion superfoam midsole and Ons signature CloudTec geometry, it delivers a smooth, rockered ride that feels energetic yet controlled. Designed primarily as a performance trainer, the Cloudmonster 3 excels on long runs, steady miles, and structured workouts. While not a