Backless Long Sequin Prom Dress: Faviana 11202A grand entrance is yours in this backless long sequin prom dress 11202 by Faviana. Fully sequined from the sweetheart neckline to the hem, this long designer dress gets a dazzling look for prom, galas, and other black tie events. The long sequin formal dress has thin shoulder straps that criss cross the open back, while the long skirt pools into a small train. As figure flattering as it is sparkly, this backless long sequin prom dress is an old