NWOT Sexy little black strapless dress

NWOT Sexy strapless little black dress. Slit in back at bottom of dress. Half back zipper with button clasp closure (see pic 4). Armpit to bottom is approx. 25in. In length. Boned bodice. 50% polyester 47% cotton and 3% elastane, so it has a slight stretch to it and has an almost silky look to it.