Vfemage Womens Elegant Optical Illusion Contrast Slim Wear To Work Dress Our size is smaller than that of the US local brands in "Nordstrom". Some customers mentioned our size runs 1 or even 2 sizes smaller. And the length of the product is produced based on the Western Average Women's standard Height: 5'5"/165cm. To prevent the size issue, please follow the Sizing chart in the photo, (NOT Amazon's ). Thank you for your understanding! Material: Black and Beige: 75%Cotton+20%Nylon+5%Spandex; Blue and Beige: The beige part:95%Polyester+5%Spandex The blue part: 75%Cotton+20%Nylon+5%Spandex Garment Care:Machine Washable Wash in cold water only "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.