The Marsoni Beaded Black Maxi Mermaid Dress is a stunning formal evening gown designed for a size 18 woman. Made from rayon fabric, this A-Line dress features a round neckline, zipper closure, and intricate beadwork and embroidery accents. The long length and solid black color make it perfect for a formal occasion like a wedding. The Marsoni brand ensures quality and style in this elegant and sophisticated dress.