On Running's Cloudswift 4 AD is an all-day, city-ready sneaker that pairs responsive cushioning with a water-repellent upper for reliable comfort on wet or dry days. Key attributes: Gray | Alloy | Frost | Engineered mesh | Dual-density Helion™ superfoam midsole for cushioning and energy return | CloudTec® outsole elements for impact absorption | Breathable construction | Water-repellent finish on the upper | Stiffened heel counter with soft filling | Rubber outsole for grip | Nylon-blend Speedboard for responsiveness | Engineered mesh upper with modern aesthetic | Sock-like bootie construction | Updated cage construction for midfoot support | Flat laces | Dimensions & fit: Weight: 307 g (single shoe) | Heel-to-toe drop: 8 mm | Insole length: 26.5 cm (size 41) | Composition & care: Upper: Engineered mesh (textile) | Midsole: Dual-density Helion™ superfoam | Speedboard: Nylon-blend | Outsole: Rubber | Lining: Textile