On Running Cloudswift 4 pairs Swiss-engineered CloudTec cushioning with a breathable mesh upper for responsive urban running and all‑day comfort. The design balances adaptive support and durable traction for stable runs on city surfaces. Key attributes: Gray | Stone | Mesh | Breathable upper for airflow | CloudTec cushioning with Helion superfoam for responsive energy return | Durable rubber outsole with reliable traction | Designed for urban running and long-distance comfort | Secure lace-up closure | Integrated lacing system for enhanced midfoot support | Flat laces for a locked-down fit | Central Speedboard element for forward propulsion | Wavy, sculpted sole profile | Structured side panels integrated with lacing | Perforated toe box and varied knit textures at the collar | Subtle light blue branding accents | Dimensions & fit: Adaptive fit with a snug knit collar for secure comfort | Composition & care: Mesh upper | Helion superfoam midsole | Rubber outsole