About On Cloudsurfer Running Shoes (For Women) Often, runners must choose between cushioning and speed in their shoes, but advanced Swiss engineering provides the best of both worlds in these On Cloudsurfer running shoes. The Open Cloud construction compresses under each footfall and springs back into place for each takeoff, delivering both outstanding shock absorption as well as a nearly barefoot, quick-on-your-feet feel. • Ultralight, super-breathable mesh upper • Cushioned collar for comfort • Heel-pull tab • Sock lining for outstanding comfort and an adaptable, unique fit • Swiss-engineered Open Cloud construction provides stability and shock-absorbing cushioning with every step, as well as a springy rebound for a light-on-your-feet feel • High-traction outsole texturing • 7mm heel-to-toe drop • Made in Viet Nam • Specs Specs about On Cloudsurfer Running Shoes (For Women) • Upper: Fabric and synthetic • Lining: Fabric • Removable insole • Outsole: Synthetic • Heel height: 1" • Weight (pair): 1 lb. 2 oz.