I only wore these once, but there is a spot on them as you can see in the pictures. It would likely wash out. They are machine washable. Description from Rothy's site: The Summer Sandal in White Sand Cushioned, interwoven straps in ivory for a luxe style you can wear all day. Features a comfortable square-toe footbed in tan for extra support. An EVA outsole in beige feels light on your feet.