Adding Corset Backs to Dresses Thrift Flip (I am not a professional lol) #thriftflip FYI Corset back wedding dresses are still just one size. There's a set width the back lacing needs to be, if you're a 16 and the dress is a 12, the gap The Perfect Fit Corset Dress Sizing Guide Elegant Black Tie Wedding Guest Dress Tips FYI Corset back wedding dresses are still just one size. There's a set width the back lacing needs to be, if you're a 16 and the dress is a 12, the gap