Ryu Strapless Dress-Size Small/Medium-Style RO3617-S11

I can't find a size on the dress anywhere so Im going to mark it as a small but include measurements for you to go by! Pit to pit 13 inches Zipper is located under the left armpit and is 11.5 inches Front 28 Back 26 The back can be stretched a small amount. Lying flat measures 13 inches but can stretch to 17.