This long black sequin prom dress is a real dazzler for your very special event. Whether you're attending prom, a military ball, or another formal event, this long black designer dress has a sequin design that shines from the asymmetrical neckline to the hem. With a one-shoulder bodice, this beautiful long black evening gown smooths over the hips before opening in a thigh-high slit that adds a sexy vibe. Sold exclusively at PromGirl, this shimmering long black sequin prom dress is offered in misses and plus sizes.