Sugar Writer makes writing messages and designs with sanding sugar easy. Use pen to decorate on cakes, cookies, cupcakes, and more. Pen is battery operated so that you can better dispence sugar onto your projects. Attach pen directly to any bottle of Wilton brand sanding sugar, or fill included bottle with any brand. To use Sugar Writer: Hold parallel to surface and gently shake to move sugar to the tip of writer. Holding parallel to surface, push button to release sugar. Lift finger off button and turn upright to stop the flow of sugar. Includes small brush for cleaning.