La Femme Strappy-Back Long A-Line Prom Dress 31503Stand out in this strappy back long a line prom dress 31503 from La Femme. With gleaming floral embroidery from the v neckline to the hips, this long formal dress is perfect for prom, galas, and other black tie events. Thin shoulder straps criss cross the open back of this long designer dress before lacing up for the best fit, while the fully lined long skirt has an embroidered sheer tulle overlay that flows to the floor in an a line shape. A thigh