On Running Cloudswift 4 AD is an all-day sneaker from On designed for city running and everyday movement. It pairs a breathable engineered mesh upper with a dual-density Helion™ midsole for a comfortable, responsive ride. Key attributes: Black | Rock | Engineered mesh | Breathable upper | Water-repellent finish | Dual-density Helion™ midsole for cushioning and energy return | Standard lace closure with cotton laces | Rubber outsole for grip | Nylon-blend Speedboard for responsive propulsion | Tone-on-tone logo on the side | Sock-like bootie construction | Updated cage construction for improved midfoot lockdown | Engineered mesh upper | Dimensions & fit: Heel-to-toe drop: 8 mm | Weight (single shoe): 307 g | True to size | Composition & care: Polyester (engineered mesh upper) | Helion™ superfoam midsole | Nylon-blend Speedboard | Rubber outsole | Cotton laces