Dessy Collection by Vivian diamond 100% polyester formal dress or gown in black with a mermaid style cut fitting through the waist and hip before flaring out at the knee. The style is very 90s with a high round neck is trimmed in pearl, rhinestone and glittery clear seed beads. It carries to the straps over an open low back before hitting the zip closure. 100% polyester and the lining is also polyester with a little bit of spandex. Tag size 10. Laying flat measures 18.5 inches armpit to armpit with seams in the front that accommodate cup size. 15 inches straight across the waist, 17 inches across the hip and 62 inches shoulder to hem.