Women's On® Cloudmonster Hyper :: Get amped up in your new Women's On Cloudmonster Hyper is designed to perform. The midsole is doubled up with Helion™ HF hyperfoam and Helion™ superfoam, to absorb each step and give you back your rebound. Couple that with the new Pebax® hyper foam and it's a recipe for extreme energy return. High-grip laces woven with silicone will keep you locked in whether you're recovering from a long run, conquering a half or full marathon, or crushing your interval training. Plus, the breathable engineered woven upper and lightweight design make the Cloudmonster Hyper ideal for warm weather runs.