Miusol Celebrity Midi Contrast Bodycon Pencil Evening Dress 5% spandex Material:75%Rayon/20%Polyester/5%Spandex.Please read below size carefully before you buy!! Shoulder Width:(XS)12.6 inch(S)13 inch(M)13.4 inch(L)13.8 inch(XL)14 inch (XXL)14.2 inch Bust :(XS)30.7 inch (S)32.3 inch (M)34.7 inch (L)37.0 inch (XL)40.2 inch (XXL)44.1 inch Waist :(XS)25.2 inch (S)26.8 inch (M)29.1 inch (L)31.5 inch (XL)34.6 inch (XXL)38.6 inch Hip :(XS)31.5 inch (S)33.1 inch (M)35.4 inch (L)37.8 inch (XL)40.9 inch (XXL)44.9 inch