Black Off-the-shoulder Sweetheart Sleeveless Long Mermaid Formal Prom DressesBlack Off the shoulder Sweetheart Sleeveless Long Mermaid Formal Prom Dresses Fabric: Charmeuse; Silhouette: Sheath Column; Neckline: Off the shoulder; Hemline Train: Floor Length; Embellishment: Mermaid Sleeve: Sleeveless; Waist: Natural; Back Style: Zipper; Built In Bra: Yes; Shown Color: Black; Season: Spring; Summer; Fall; Winter;