Semi Recessed 18 in. Round Vitreous China Sink in White 18.1 in. W x 18.1 in. D x 6.3 in. H, Durable vitreous china Round shape in white finish, 17.4 in. W x 17.4 in. D x 3.1 in. H Interior 1.8 in. drain opening , Overflow outlet