Ingredients Tools Decorating Bags, 16-Inch Disposable Piping Bags, 12-Count Decorating Bags, 16-Inch Disposable Piping Bags, 12-Count Decorating Tips Instructions Click to mark complete - When piping a line of decorations (such as borders), work from right to left so that your hand doesn?t block your line of sight. This will make it easier for you to see where you will pipe your next decoration. - Look at photos in reverse. If you have access to a copy machine or scanner, try reversing the images to get a better idea of how a technique should look.