On's fan favourite Cloudsurfer 2, evolved. The On Cloudsurfer 2 features refined CloudTec Phase cushioning for a smooth ride for your daily runs. The upper boasts increased breathability, whilst maintaining a secure hold of the foot thanks to embroidered overlays for support. Finite Element Analysis was utilised when constructing the outsole to discover the most optimal geometry, granting runners the sweet spot between lightweight and durable. 261 Grams 8mm Offset Engineered Mesh Upper Overlays Cloudtec Phase Helion Superfoam Rubber Outsole