Simply gorgeous, this long white ball gown is a stand-out style for your big night. Whether you're looking for an affordable long white gown for brides or a plus-size long white formal dress for prom, this sweet off-white long evening gown is priced right, at under $250. With a sheer embellished bodice, this long white dress has a plunging v-neckline and thin shoulder straps that lead to the matching v-back. The multi-layered long white tulle skirt flows into a train that finishes the look of this long white ball gown that is so glamorous whether you're walking down the aisle or through the door at prom.