Tafetta fabric is smooth, crisp, lightweight and can be made from silk, rayon or polyester. The softness and subtle luster are what sets taffeta material apart. JOANN offers taffeta by the yard for your special apparel projects. Use our taffeta silk fabrics and taffeta satin fabrics to design chic wedding gowns, evening dresses, heirloom pieces and a range of special occasion outfits and accessories.