Reef Super Swell Sandals Grey, , Upper: Man-made, Outsole: Rubber, Reef Swellular cushion EVA durability, Super textured footbed design , These Reef sandals offer the ultimate comfort, durability and support for your feet, with Reef Swellular cushion EVA. , ***PLEASE NOTE*** Reef ladies footwear sizing does come up slightly on the small side so please bear this in mind when ordering your size.