The On Men's Cloudflow Running Shoes are a new lightweight, fully cushioned training and road racing shoe. Eighteen adaptive Cloud elements and Helion superfoam combine with the re-engineered Speedboard to turn your impact into faster acceleration. You'll love the curved heel unit which provides better hold, durability and comfort. Strategic taping and a new lacing configuration offer sure-footed freedom and support for your high-speed goals. The Swiss-engineered mesh upper is primed for race pace and is competition ready. These shoes are lightweight and reinforced to support your tired feet, with zoned ventilation to let air flow through. You will also enjoy the elastic strap that keeps laces out of the way, and a new rubber compound in an advanced traction pattern that offers you superior grip on wet pavement. This second-generation of the podium-topping, record-breaking shoes are loved by elite athletes everywhere and are now refined with enhanced with Helion&trade superfoam. The On Men's Cloudflow Running Shoes offer the smoothest of rides, softest of landings and will give you the most explosive take-offs of your life.