Full and fabulous, this long prom ball gown is a traditional style with up-to-the-minute details. From La Femme, this gorgeous long designer dress features a deep v-neckline and a corset-style sheer-tulle waist that wraps around to the back. The long formal dress has a floor-length long skirt that gathers at the waist before opening in a side slit and draping to the floor in a voluminous a-line shape. So impressive for prom, galas, and other formal events, this long prom ball gown by La Femme is sure to steal the show on your memorable evening.