Corset-Back Long Sequin Prom Dress by PromGirlUndeniably gorgeous, this long sequin prom dress is an impressive choice for your big night. A new style, exclusively sold by PromGirl, this shimmering formal dress features a sequin pattern from the deep v neck bodice to the hemline. For a sexy vibe, this flirty evening gown has thin shoulder straps that criss cross the open back and tie into a corset detail that adjusts for a comfortable fit. Smoothing over the waist and hips, this floor length