On Running Cloud Sky Trainers pair the signature CloudTec® cushioning with a flexible Speedboard® for a lightweight, agile trainer designed for everyday movement and style. Key attributes: White | Polyester | Responsive CloudTec® cushioning that activates at lower weights | Lightweight construction | Adaptive outsole for natural movement | Flexible Speedboard® for maximum movement | Outsole adapts to biometrics | Cloud-inspired look | Dimensions & fit: Weight: 220g | Composition & care: Vamp: 100% Polyester | Quarter: 100% Polyester | Tongue: 85% Polyester, 15% Polyurethane | Collar lining: 100% Polyester