Light, fast and fully cushioned. Take on training and racing in complete comfort. BEST FOR: Fast training, racing, 10K, half marathon, marathon, tempo running, long interval sessions WEIGHT: 238 g/8.40 oz HEEL-TOE DROP: 6mm TechnologyNo-compromise comfortThe 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 your're training or racing.MaterialsMade for more, with lessThe 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.DesignShortcut to runner's highDeveloped 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.