The ON Cloudmonster 3 Hyper is designed for runners who want maximum cushioning and explosive energy return during long runs and tempo sessions. Built as a high-performance super trainer, it combines advanced cushioning technologies with a smooth rocker geometry to deliver a fast, forward-rolling ride that helps keep legs feeling fresher over longer distances. At the core of the shoe is an engineered CloudTec® cushioning system paired with Helion™ HF hyper foam, creating a highly responsive platform that absorbs impact while returning energy with every stride. A secondary layer of Helion™ foam improves durability, while the plate-free design reduces harsh stiffness and promotes a more natural running feel. The engineered upper provides breathable comfort and secure lockdown, making it suitable for high-mileage training and faster-paced efforts alike. Features: CloudTec® cushioning system engineered for a highly responsive ride Helion™ HF hyper foam delivers maximum energy return Secondary Helion™ foam layer improves durability and impact absorption Plate-free design reduces stiffness and helps keep legs fresh Enhanced rocker geometry encourages smooth, energetic transitions Engineered upper with breathable zones for ventilation Re-engineered heel construction for long-distance comfort Designed for long runs and tempo training Materials: Engineered upper with recycled polyester components For the best fit, we advise customers to avail of our detailed gait analysis service.