Gelli Arts Gelli Printing Plates work just like gelatin monoprinting plates, but are more durable, and can be stored at room temperature. Perfect for getting started in printmaking, making artist trading cards and even quilt-making. Gelli Printing Plates are portable, flexible, easy to use and can be used without a press, making them revolutionary to the art of printmaking. And the best part is, they are easily cleanable with just gel hand sanitizer or soap and water. Available in multiple sizes.