Open-Back Deep V-Neck Long Prom Dress 386Here's a beautiful long prom dress that combines sweet simplicity and sexy details. Crafted in gleaming Lycra, this long designer dress by Amelia Couture features a plunging v neckline and thin shoulder straps that flow over the open back. Offered in misses and some plus sizes, this long formal dress smooths over the hips before flowing to the floor for a look of drama at prom, military balls, and other black tie events. Affordably priced under $100,