Details Say hello to the On Running Cloudmonster Running Shoe for Women, with more CloudTec®, more cushioning, and more monster of a ride. Featuring the biggest Clouds ever, it's Helion™ engineering combines with signature Speedboard® for explosive take offs, and a radical forefoot rocker that makes you want to keep rolling along even on your longer runs. Big energy return for an explosive feeling. Prepare for take-off. Upper Soft-touch comfort fabric Made using recycled polyester Over 80% of the polyester content, and over 30% of the entire shoe, is from recycled materials. The step-in of the Cloudmonster makes running pretty much irresistible. The soft sockliner and upper turn recycled materials into next-gen comfort so you're ready to run wild. Midsole Speedboard Made from polypropylene, engineered for truly explosive take-offs. Radical rocker shape Helion® superfoam Grip rubber compound for traction on asphalt. Light, durable, temperature resistant and big on energy return, Helion™superfoam brings no-nonsense cushioning to this shoe's playful sensation. CloudTec® Running never felt like this. With the largest Cloud elements ever, this is running on Clouds with the volume turned up. Super soft landings meet maximum rebound for a sensation you won't believe. Outsole Thin and lightweight rubber pads provide durable traction in wet and dry conditions Heel N/A Forefoot N/A Offset 6mm Width Standard (B) Weight ∼8.11oz On-Running Cloudmonster Women's