In excellent pre-owned condition, size 40 FR is similar to a US size 8. From French designer brand Sézane. Loose oversized fit with a drop waist style and fun button pattern on the back. Buttons are small black buttons in pairs of two with a gold rim. Very classy and elegant. Pretty Parisian style dress with 3/4 length sleeves and a knee-length fit. This is a very versatile little black dress. Wear for work, formal parties, graduation, and more!