Ultimate urban running Re-positioned CloudTec in Helion superfoam offers increased forefoot cushioning and enlarged Clouds to the rear dampen heel strikes. The extreme rocker outsole and re-engineered Speedboard optimize the natural rolling motion for even more propulsive power that feels smooth and effortless. Recycled re-engineering The recycled engineered mesh upper offers an easy step-in, the ideal fit and total comfort. Together with the lining, laces, quarter cage and internal reinforcements in the forefoot, it ensures an improved hold throughout the shoe. New rubber grip pads offer better traction even on wet surfaces. Conquer concrete The Cloudswift is made for urban runs. It's light and agile but absorbs heavy impacts to protect you from the tough surfaces. The upper is designed for total comfort and security, Swiss engineered to fit like your favorite socks. Running on hard surfaces never felt easier.