Here's a stunning sequin-embroidered long prom dress that is sure to shine at your formal event. Whether you're attending prom, a fancy gala, or another black-tie party, this backless long evening gown shimmers with swirling sequin-embroidered designs from the straight neckline to the hips. Thin shoulder straps lead to the corset-style lace-up back that adjusts for the best fit, while this long sequin formal dress smooths over the hips before opening in a side slit to complete the design. Offered in misses and some plus sizes, this backless long sequin prom dress is a sensational choice for your big formal.