Michael Costello x REVOLVE Mr. Gibson Mini Dress in Metallic Bronze. - size XXS (also in L) Michael Costello x REVOLVE Mr. Gibson Mini Dress in Metallic Bronze. - size XXS (also in L) Self: 90% rayon 5% poly 5% spandexLining: 90% poly 10% spandex. Hand wash cold. Fully lined. Padded shoulders. Bead and sequin embellishments throughout. Sheer mesh front slit. Hidden back zipper closure. MELR-WD9. MCD3 H17.