Here's a dazzling long red lace mermaid prom dress that is red hot. Found exclusively at PromGirl, this long red designer dress features a red lining with sequin embroidery on the sheer overlay. With a plunging v-neckline, this long formal dress has thin shoulder straps that lead to the deep v-back for a romantic look at prom, fancy military balls, and other black-tie events. The long red formal dress smooths over the hips before jutting out from the knees in a mermaid style that flatters the figure. In misses and plus sizes, this long red lace prom dress is a statement-making style for your big night.