Black Wednesday Adams Dress with White Collar Long Sleeve Dress-See Measurements

*Pit to pit is 17 and length is 33 *Tag says Large but I am an XS,weigh 115, am 5’5, and am modeling in second picture. It is a touch big on me so I believe this would fit a Small to Medium better than a large but please see measurements *95% Cotton and 5% Spandex Black Dress with White Collar *Only flaw is I believe fading on the side of dress (see pictures) *Peter Pan Dress