Unisex Oofos OOriginal Sport Sandal | Marathon Sports。Made with OOfoam™, a proprietary foam that provides 37% more impact absorption than traditional EVA shoe foams Soles and footbeds allow for the natural motion of your feet, reducing stress on sore feet, knees and back Minimalist construction leads to light weight Machine-washable foam is moisture and bacteria resistant Black Unisex Size M7, W9 (EU 40) Excellent condition with minimal wear (one “scrape” on front side of right sandal, see last pic) Note: Stock image for style/reference purposes only