On Running Cloudmonster delivers max cushioning and lively energy return for road running, combining a rocker sole and responsive Speedboard for forward propulsion. Key attributes: Ivory | Grenadine | Polyester | Max cushioning (CloudTec® + Helion™ superfoam) | Responsive Speedboard for energy return | Lightweight, durable and temperature resistant midsole | 6 mm heel-to-toe drop | Soft sockliner and plush upper for comfort | Standard lacing with two-tone laces | Arch-shaped platform for natural propulsion | Forefoot rocker/arched sole for forward rolling | Contrasting Grenadine (fuchsia) accents | Chunky CloudTec® sole with visible pods | Dimensions & fit: Heel-to-toe drop: 6 mm | True to size — regular fit. | US 8 = EU/IT 39. Consult the ON WOMEN'S FOOTWEAR USA chart to confirm sizing. | Composition & care: Vamp: 100% Polyester | Tongue: 100% Polyester | Vamp lining: 100% Polyester | Collar lining 1: 100% Polyester | Collar lining 2: 100% Polyester