ON womens Cloudswift Glacier/White Size 9. Signs of wear throughout, in good used condition. CloudTec in Helion superfoam gives the Cloudswift cushioning with zero compromises. Engineered for urban running, Helion is light on weight but big on energy return and durability. Temperature resistant, it provides the same unrivaled performance in hot and cold conditions. Durable rubber reinforcements provide high traction at high speed, even on wet roads.