The ultimate sexy wiggle dress is inspired by the classic cuts from the late 1950s of old Hollywood darlings. This dress is made from the highest quality flex multi-sequin used by some of the biggest performers in the business. The gown has a 4-way stretch and is fully lined. The straps are stretchy and the dress has a hidden zipper. This dress is finished with a back slit for ease of wear. Fabric Content: Shell: 82% Nylon, 18% Spandex. Lining: 96% Polyester, 4% Spandex Size: XS Bust: 32 - 34.5 Waist: 24 - 25.5 Hips: 34.5 - 37 This dress has fantastic stretch I wore this as a normal small and my friend is a medium and it fit her beautifully.