212 Collection Stretchy Black PreLoved Dress size medium has elegant gathering on the left side to give the illusion of a wrap dress. This dress is 95% Polyester, 5% Spandex, and is a lightweight super comfortable dress that makes for the perfect little black dress. Add a blazer and a necklace, and you could wear it to the office, or a nice sweater with some jewelry and it would be great for church or lunch with friends.