Ingredients Tools Decorator Preferred 9inch Angled Spatula Decorator Preferred 9inch Angled Spatula Cake Decorating Tools, 5-Piece Brush Set Cake Decorating Tools, 5-Piece Brush Set 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 assorted icing colors Decorating Tips Instructions Click to mark complete - Dip a decorating brush in Icing Color and paint vertical stripes inside the decorating bag. For extra color you can add more stripes, making sure stripes don?t bleed together in the bag. - Carefully fill the bag with the base color buttercream, making sure not to smear the colored stripes in the bag.