Here's a glamorous long black formal dress for the girl with a little edge to her style. Sold exclusively at Simply Dresses, this long designer dress features a sheer lace bodice with a plunging v-neckline and an open back. So sexy, this black evening gown has a figure-flattering a-line skirt that opens in a side slit before flowing to the floor. Offered in misses and plus sizes for prom, fancy galas, and other formal events, this long black formal dress is as bold as it is beautiful.