On Women's Cloudswift 3 Running Shoes Color: Fade Design: Engineered, zonal knit upper made from 100% recycled polyester Sock-like fit creates a comfortable and personalized feel In-Shoe Comfort: 3D heel padding helps keep your foot in place Speedboard: TPU injected for a dynamic ride and a high energy return Speedboard is integrated into the midsole instead of sitting on top for a softer underfoot feel Entirely new dual density CloudTec constructed with Helion superfoam for leveld up cushioning and a smoother ride