The Cloudboom Strike 2 is On's race-day shoe for the half and full marathon, developed with On's athletes. CloudTec Sphere cushioning and Helion HF foam give a fast, energetic ride, a Speedboard adds propulsion, and a breathable upper helps you stay cool over the distance.

Key features

• Use: marathon and half marathon racing
• Cushioning: CloudTec Sphere with Helion HF foam
• Propulsion: Speedboard
• Upper: breathable
• Material: polyester
• Fit: regular, true to size
• Sizing: unisex, each size shows the men's and women's US size (for example M8/W9.5)
• Made in Vietnam