On Running's Cloudswift Amp is a cushioned urban running shoe that pairs CloudTec® cushioning with a full-length Speedboard® for a responsive, comfortable ride during daily road and city runs. Key attributes: White | Polyester | CloudTec® cushioning for soft landings and agile toe-off | Dual Helion™ midsole for impact absorption | Injected nylon‑blend Speedboard® for responsive propulsion | Rubber outsole for confident traction | 8 mm heel-to-toe drop | Upper 'cage' construction for secure lockdown | Standard lacing | Full visible technical bottom unit | Cage upper construction | Dimensions & fit: Weight: 325 g | Heel-to-toe drop: 8 mm | True to size | Composition & care: Polyester