V Neck Blue Satin Mermaid Long Formal Dress Elegant Royal Blue Cap Sleeves Mermaid Prom Dress With Open Back Elegant Long Mermaid Royal Blue V neck Sleeveless Lace Prom Dress With Royal Blue V neck Open Back Lace Mermaid Long Prom Dress on Luulla Royal Blue V neck Open Back Lace Mermaid Long Prom Dress on Luulla. Fabric: Polyester. The fabric is comfortable for skin. Package Contents: 1x Women Dress. Occasion: Whether you are dressing it for a wedding party, prom, evening party or any other occasions, this party dress will be your lovely partner.