Designed to make speed available to everyone, the On Cloudflow 5 in Fog/Eclipse is engineered for both dedicated and casual runners to maximize speed work and fast training sessions. It features a substantial layer of Helion HF foam for lightweight cushioning and excellent energy return. A glass fibre and nylon blend Speedboard enhances energy return, while CloudTec pod cushioning, also made from Helion foam, and a rocker sole promote forward motion for effortlessly fast miles. The outsole offers durable traction with generous rubber coverage. The upper is crafted from a woven, engineered mesh providing breathable containment for optimal performance. Specifications: Weight 270g (mens US 8.5), Stack height 36/28mm, Heel offset 8mm. Features Cloudtec cushioning with Speedboard and a woven engineered mesh upper with a dual-density midsole.