Vintage inspired black pleated trapeze dress size S.

Black size S vintage/retro inspired pleated trapeze dress , with adorable bow at shoulder , all tags are missing , worn once to a wedding, but in great condition adorable on styled with a long 1920s style necklace a black ballet or ankle strap heals . has snaps with string holders on straps but not sure what they're for ,but I used to secure my necklace where I wanted it to hang