Here's a dazzling long mermaid formal dress that is sure to stand out in a crowd. Shimmering glitter-lace designs flow from the sheer shoulder straps to the hem of this long dance dress for a look that is as sophisticated as it is sparkly. In misses and some plus sizes, this beautiful evening gown has a fully-lined long skirt that smooths over the hips before flowing away from the knees to the floor. Surprisingly under $250, this long mermaid formal dress is ready to shine at prom, galas, and other black-tie events.