On Cloudswift 4 AD by On blends responsive cushioning and a water-repellent engineered mesh upper for all-day urban performance. Designed for city movement, it pairs soft Helion™ foam with a Speedboard® for an energetic, comfortable ride. Key attributes: Black | Engineered mesh | Water-repellent finish | Breathable upper | Dual-density Helion™ superfoam midsole | Nylon-blend Speedboard® for a responsive ride | Updated cage construction for improved midfoot stability | Sock-like bootie construction for easy step-in and comfort | Rubber outsole for reliable grip | Bootie-style, wraparound construction | Updated cage detail for a contemporary look | Dimensions & fit: Weight: 307 g | Regular fit | 8 mm heel drop | Size US 10 corresponds to EU/IT 44 — consult the ON MEN'S FOOTWEAR USA chart for exact sizing | Composition & care: Upper: Polyester, TPU | Midsole: Dual-density Helion™ superfoam | Speedboard: Nylon | Outsole: Rubber | Spot clean with a soft, damp cloth. Air dry away from direct heat. Do not machine wash. Do not tumble dry.