Men's Cloudmonster 3 Hyper Black / Ivory non-sale aged and ventilated for exploration

aged and ventilated for exploration without distraction

If you're running shorter trail sessions—typically under two hours—where carrying a full 500ml flask feels excessive

- Seeking soft stability with extra room

or appreciate data-driven insights for improving performance

helping you maintain pace through the demanding middle and closing stages of a race

Men's Cloudmonster 3 Hyper Black / Ivory non-sale aged and ventilated for explorationOn Cloudmonster 3 Hyper Super Trainer for Long Miles and Fast Tempos The Cloudmonster 3 Hyper is On's super trainer built specifically for long runs and tempo efforts. Featuring a dual layer midsole construction with Helion HF hyper foam on top and Helion foam beneath, this is a plateless design engineered to keep legs fresh across multi hour efforts whilst delivering the energy return needed when the pace increases. Dual Layer Helion Foam