Bisou Bisou black & white sleeveless short blouse-size M

Bisou Bisou black and white sleeveless short blouse. There is a black, sheer material layer underneath the top layer and it is longer than the top layer so you can see the black sheer material. There was a keyhole button closure in the back. Size M. Armpit to armpit is 21 1/2 inches, length is 22 inches. Material is 100% polyester. And brand new condition.