Crewcuts Blue & White Gingham Short Sleeved T-Shirt Dress - Size XL(12-14). It is 100% cotton. The measurements from armpit to armpit is 18 1/2 inches and from shoulder to hem is 34 1/2 inches. The style # is BM080. There is a very small pin hole on the back of the dress near the neck as shown in the picture.