Men's On Running Cloudflow - Alloy/Magnet Light, fast and fully cushioned. Take on training and racing in complete comfort. DETAILS: Technology: The Cloudflow makes elite-level technology accessible to any runner. CloudTec® in ultralight Helion™ superfoam combines for a fast, responsive feeling with fully cushioned road protection. The engineered mesh upper offers a reassuringly secure fit whether you're training or racing. Materials: The re-engineered upper creates a more streamlined look for seamless comfort. Not only is it stylish, but it's good for the planet too – using 70% recycled polyester. Carefully positioned rubber grip traction pads mean turning tight corners just got easier at high speeds. Design: Developed with elite athletes, the third-gen Cloudflow can do it all and is faster than ever. The explosive Speedboard® loads every stride with spring-like energy. It's engineered for high speeds and maximum comfort whether you're crushing a 5K or a marathon. At On Running, sustainability is at the core of how they work. They focus on the their carbon footprint and the impact it has on the environment through preferred materials, product packaging and 100% free of dye or bleach.