Empire-Waist Tight Long Prom Dress: Atria 7042HDesigned to stand out, this strappy open back long prom dress 7042H is a real confidence builder. Tight fitting from the scoop neckline to the hem, this backless sexy long formal dress from Atria Couture has a ruched empire waist that wraps around to the sides, while thin shoulder straps double before criss crossing the open back. Offered in misses and some plus sizes, this long evening gown has a hip hugging skirt with booty contouring ruching, a