Design: Sock-like upper provides comfort in a modern aesthetic Vamp mesh material for added breathability Standard lace closure provides a secure fit Speedboard® repurposes saved energy from landing into powerful take-offs In-Shoe Comfort: Updated CloudTec® midsole for cushioning on hard surfaces Dual density Helion™ superfoam for improved performance Additional Details: Weight: 263g / 9.3 oz Heel to toe drop: 8mm Recycled content: Total recycled content: about 35% – Polyester: about 95% recycled On Women's Cloudswift 3 AD Running Shoes