Ingredients Tools Decorator Preferred 9inch Angled Spatula Decorator Preferred 9inch Angled Spatula Decorating Bags, 16-Inch Disposable Piping Bags, 12-Count Decorating Bags, 16-Inch Disposable Piping Bags, 12-Count 12-Inch Disposable Decorating Bags, 24-Count - 12-Inch Disposable Piping Bags 12-Inch Disposable Decorating Bags, 24-Count - 12-Inch Disposable Piping Bags Standard Coupler Standard Coupler Decorating Tips Instructions Click to mark complete - Prepare an empty 16-inch or 12-inch bag with a tip (we recommend using large tips such as Tips 1M, 2D, 2A or 789). - Fill two 12-inch bags separately with icing colors of your choice. Be careful not to overfill the bags. Cut the tips off the bags and place both bags inside the prepared decorating bag. Twist and secure the tops of all the bags.