Showcase the curves in this ruched tight bodycon long prom dress. So sexy for the girl who loves a bold look, this long formal dress has ruching from the slight v-neckline to the floor, while thin shoulder straps criss cross the open back before lacing up for the best fit. This open-back evening gown has booty-enhancing back ruching on the hip-hugging long skirt, while a side slit offers an enticing look. A modern style for prom, fancy galas, and other formal events, this surprisingly affordable long prom dress, under $100, is uniquely eye catching for your big night.