EXCLUSIVE AT NET-A-PORTER. ON's 'Cloudtilt' sneakers are made for walking – literally. They have stretchy recycled-knit uppers that are lightweight and breathable and are set on springy soles that feature the label's signature CloudTec Phase® technology – it evenly distributes weight as you step for the most comfortable stride. The sock-like fit and fixed 'Speed' lacing ensures easy on and off.