Wilton Color Swirl, 3-Color Piping Bag Coupler, 9-Piece Cake Decorating Kit Make tri-color swirls of icing on your cupcakes with this three-color coupler set Includes coupler, decorating tips 1M, 1A and 616-inch disposable decorating bags Color: Purple and white coupler; silver decorating tips Material: Plastic and metal Before first and after each use, wash coupler and tips in warm, soapy water