On Cloudflow 5 from On delivers a lightweight, responsive ride built for fast intervals and tempo runs, pairing Helion HF superfoam with CloudTec cushioning for strong energy return. Key attributes: Blue | Blue black | Woven mesh | Breathable upper | Responsive cushioning | High energy return | Lightweight construction | Standard lacing for secure fit | Forefoot grip pads for toe-off traction | Speedboard for propulsion and efficient toe-off | Seamless-look construction | Low-cut collar with integrated tongue | Visible CloudTec pods | Rocker sole profile | Large side logo | Dimensions & fit: Weight: 278 g | Heel-to-toe drop: 6 mm | True to size | Composition & care: Upper: nylon, polyester | Midsole: Helion HF foam | Speedboard: PA11 with 8% glass fiber | Outsole: rubber