Glamorous Mermaid One-Shoulder Long-Sleeve Sequin-Accented Black Maxi Prom Dress for Women ready to shipGlamorous Mermaid Prom Dress blends lush black velvet with showstopping silver sequins: its one shoulder neckline (with a choker detail) features a dramatic long sleeve, while the color blocked design hugs the silhouette into a flared maxi hemaccented by a high side slit and trailing train for red carpet movement. The sequin panels catch light with bold sparkle.