Black Mermaid dress It's a size 8 but is adjustable due to the corset back if you want the best dress at prom I suggest you buy this one! Size: 8 Listing created Apr 1, 2016 Public discussion (0) You must log in to send a new comment. Own That Crown is powered by the Sharetribe marketplace platform. Want to create your own online marketplace website like Own That Crown? Learn more.