Ouman Sweetheart Bridesmaid Chiffon Prom Dress Long Evening Gown Fabric:Chiffon The size of our dresses is according to Amazon Women's Apparel Size Chart,If you want to order standard size,please check Amazon Regular Sizing. If you want to order Plus size, please check Plus Sizing,Custom Size Service available,more information please contact us freely The fabric of the dress is chiffon. Fully lined, built-in bra in the bodice The back is zipper, so when you choose your size, you had better choose the bigger size,it is better to choose bigger 2cm, please not choose a little small size. Lots of colors to choose from, perfect for bridesmaids,homecoming,cocktail or evening dress Bridesmaids dresses under $50, evening dresses under $50,formal dresses under $50, party dresses under $50, juniors dresses under $50