The On Men's Cloudswift Running Shoes are a tough, lightweight, swift shoe with full road protection. They feature Helion™ superfoam for high performance in urban environments. CloudTec® inHelion® 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. The breathable engineered-mesh of the inner sock construction keeps your feet cool, even when on-the-road temperatures soar. Strong yet stretchable, the TPU mechanical side band delivers gentle midfoot support during swift city sprints. It also gives you a hiding place to stash your laces. With CloudTec® in Helion™ superfoam, they are made to perform on hard surfaces and protect from impact. The On Men's Cloudswift Running Shoes take you from a swift 5k at lunchtime to a cross-town commute or the longer Sunday run, and you'll feel the difference when you hit the streets.