Backless Long Sequin Prom Dress: Amarra 89007Sexy, sleek, and spectacular, this open back tight long sequin prom dress 89007 by Amarra is ready to wow the crowd. With rows and rows of dazzling sequins from the plunging v neckline to the hem, this long evening gown has thin shoulder straps that lead to the wide open back. Triangle shaped cut outs at the sides of this long sequin formal dress create a sexy vibe, while the hip skimming long skirt opens in a thigh high side slit to add to the