VfEmage Women's Summer Elegant Vintage Mermaid Party Cocktail Prom Bodycon Dress Our size is one size smaller than that of the US local brands like "Nordstrom". To prevent the size issue, please refer to our detail size information (bust/waist/hip size) below the product description before order. Thanks! Material:95%Polyester+5%Spandex +25%Nylon+5%Spandex Garment Care: Machine Washable