Showcase the curves in this plus-size sequin prom dress and know you look good. Fully-sequined from the deep v-neckline to the floor, this sexy plus-size mermaid dress is a dazzling choice for prom, galas, and other black-tie events. The plus-size evening gown has banded sleeves that drape over the upper arms for a look of romance, while sheer side insets provide a downright sexy look with every turn. Surprisingly under $200, this off-the-shoulder plus-size sequin prom dress is ready for a red-carpet walk without emptying the bank account.