Look worn once. Size 40 /9. Wide toe box for optimum toe space, foot returns to natural shape. Knitted upper is engineered for perfect fit and natural movement treedom. Thin to enable you to feel more, provides flexibility without sacrificing style. A non-elevated zero drop heel for proper posture, low-to-the-ground design for perfect balance. Fully flexible, slip-proof sole for barefoot feeling for natural connection every day.