Sole Material -Croslite Color Family -Grey Upper Material -Croslite Make a stunning style statement with these lovely grey and iris casual sandals from Crocs. It features a croslite upper that provides comfort and enhances the overall look. The slip resistant, durable croslite sole ensures a firm grip on any surface. - It comes with deep heel cup for added comfort. For double comfort, it features Croslite foam footbed on top of a Croslite foam outsole.