Beautiful butterflies make this long sequin formal dress a gorgeous sight to behold. From the v-neckline to the floor, this dazzling a-line evening gown features colorful butterflies and rows and rows of sequins. The long-sleeve formal dress has a deep v-neckline that is mirrored at the deep v-back detail, while the long skirt shimmers as it flows to the floor in a figure-flattering a-line shape. So pretty for prom, military balls, and other formal events, this sweet long a-line butterfly dress is offered in misses and some plus sizes.