Elegant satin mermaid V-neck sleeveless backless long deep V-neck Prom DressesSYSDJS DRESS elegant satin mermaid V neck sleeveless backless long deep V neck Prom Dresses. This dress is made of smooth fabric, with a cross tied backless design, deep V neckline, and fishtail trailing skirt, paired with a long silhouette, showcasing a vintage and sexy style. Smooth fabric fits the body shape, cross tied backless reinforced design details, fish tail tail combination highlights elegant temperament, suitable for occasions such as