Navy Blue Satin Prom Dress with Cowl Neck Spaghetti Straps and Lace Trimmed High Side Slit Elegant Mermaid Silhouette for Formal Evening EventsThe dress is primarily made of high quality satin fabric, which has a smooth and glossy surface, giving it an elegant and luxurious appearance. The satin also drapes beautifully, enhancing the dress's flattering silhouette. Additionally, there is delicate lace trim along the side slit, adding a touch of intricate texture and femininity to the overall design.