On Running's Cloudsurfer Max delivers maximum cushioning for long road runs, combining a double layer of CloudTec Phase™ with Helion™ foam for smooth, comfortable miles. Key attributes: Black | Eclipse | Mesh | Max cushioning | Helion™ foam midsole | CloudTec Phase™ cushioning | Smooth ride | 6 mm heel-to-toe drop | Standard lacing | Rubber outsole for reliable traction | Lightweight, breathable upper | Rockered midsole | Next-generation eyestays | Plush tongue | Dimensions & fit: Weight: 262 g | Heel-to-toe drop: 6 mm | Regular. True to size. | Composition & care: Engineered mesh upper | Helion™ foam midsole | CloudTec Phase™ midsole system | Rubber outsole