VfEmage Women's Celebrity Optical Illusion Slimming Wear to Work 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 of the black part: 75%Cotton+20%Nylon+5%Spandex Material of the shimmery part: 95%Polyester+5%Spandex Garment Care:Machine Washable "VfEmage" Trademark is registered on Amazon.The "Vfemage" brand belongs to seller "valuefashionshop". Some sellers list their mimic product in our listing. Their quality,color,material and size are different from our product's. To avoid the bad buying experience, please check the seller name(valuefashionshop) before ordering.