Prom dresses are often made of luxurious fabrics, and the most popular materials used for prom dresses include TAFFETA, TULLE, CHIFFON, and organdy. TAFFETA is a crisp, smooth fabric with a slight sheen, usually made from silk or synthetic fibers. TULLE is a lightweight, sheer netting fabric, often used to create volume in skirts and dresses. CHIFFON is a lightweight, sheer fabric with a soft, flowing drape, usually made from silk or synthetic fibers. Organdy is a stiff, sheer fabric, usually made from cotton or polyester. All of these fabrics are popular choices for prom dresses due to their luxurious look and feel.