Two Layers:Built in bra ,has separate slip lined and to make it easier to wear,has enough elastic and feeling comfortable and breathable.Fashion sexy design make you looks more Noble and charming.You will receive many compliments on this beautiful dress! Design Features:Luxury and Bright,full of sequins which form a shell-like dazzling pattern looks gorgeous;the bottom layers of Wavy shape moves beautifully during walking or dancing. Occasion: This Off Shoulder Sequin Dress is for Many occasions,Prom,Formal party,evening party, birthday party,violin concert ,dating dancing,princess dress,outdoor party,cocktail party, office, club,family gathering,Casual, dinner,photography, going out,Holiday and other special occasion. About Size:Small= US 2-4 ,Medium= US 6-8 , Large= US 10, X-Large= US 12 Please follow the size chart to select correct size.Detailed size info please check our size chart on the left picture column. Hand wash recommended,please turn the clothes over before washing to protect sequins and details.