This long formal dress is a showstopper for prom and other special events. With a deep v-neckline, this elegant evening dress gives off a sultry vibe. The pleated bodice has thin spaghetti straps that climb the shoulders before crossing over the open back. The figure-flattering formal dress has a long-a-line skirt with a beautiful floral print on the illusion-mesh overlay, while double slits add a bold look to the floor-length lining. Ideal for winter formals or galas, this long formal dress, under $150, is a chic design that allows you to stick to your budget.