So sophisticated, this long black prom dress 11514 offers a stand-out look for your big event. With an asymmetrical neckline and open back, this long black designer dress from Dave & Johnny is as unique as it is sensual for prom, galas, and other black-tie events. The long black formal dress is sure to make a fashion statement with a floor-length overskirt that flows into a train, while a side slit provides a sensual detail. A classy choice for the girl who loves the spotlight, this stunning long black prom dress is as glamorous as it is figure flattering.