Lollipop's Women's Patch Sleeveless Bandage Halter Strap Dress Sleeveless Vest Bodycon Midi Dress Cotton Blend Wool Material With Good Elastic Best for Night Out or party Sizes:S(US4-6),M(US6-8),L(US8-10),Detail Size In The Product Description,if you are not sure about your size,pls choose one size up