Michael Costello X REVOLVE Semira Gown in Pink. - size M (also in S) Michael Costello X REVOLVE Semira Gown in Pink. - size M (also in S) 95% poly 5% spandex. Hand wash cold. Partially lined. Adjustable tie halter neck. Leg slit. Imported. MELR-WD153. MCD126 H18.