If you like butterflies, you'll love this long mermaid prom dress C816 by Chicas. In misses and some plus sizes, this gorgeous long formal dress features embroidered butterflies from the deep v-neckline to the hem. With a sheer corset-style bodice that wraps around to the back, this long special-occasion dress gets a sexy vibe, while the long mermaid skirt cascades down into a small train. No one will soon forget this long mermaid butterfly prom dress that is positively perfect for the girl who loves butterflies.