Extremely lightweight, flexible and comfortable, Curvetures' polyurethane sole is nearly indestructible and can hold its own in the toughest environment - work or play. The fusion of trend-setting Euro styling and our innovative dual density polyurethane sole is what makes Curvetures unique. The contoured footbed molds to the shape of your foot, providing maximum support in the arch, metatarsal and heel areas to reduce foot fatigue and keep you in comfort all day. Industry-leading comfort and superior fit made possible by U.S. whole and half sizes render Curvetures the leader in Euro-comfort. Utility & design patents pending.