Joeoy Women's Strappy Backless Scoop Neck Fit and Flare Mini Skater Dress 100% Polyester Zipper closure SIZES(US 0/2); M(US 4/6); L(US 8/10); XL(US 12) Size Runs Small. If You Are Not Sure Of the Size, One Size Up is a Good Idea Material: 93%Polyester+7%Nylon Fit and flare mini dress features spaghetti strap and scoop neckline Concealed back zipper