ON Cloud X 4 recycled-mesh sneakers women’s 8.5 Preowned condition Great condition. Has a little smudge. See last photo Over all in great condition Rubber sole measures approximately 20mm/ 1 inch • White recycled-mesh, black rubber • Lace-up front ON's 'Cloud X 4' sneakers are named for the X-shaped Speedboard® insert at the middle of each sole, which enhances flexibility, and as a result, comfort and performance. They're made from recycled-mesh with a springy Helion™ superfoam midsole and support through the midfoot cage and heel.