6x6x3/8" Plate. Always ready to print When youre in the mood to print, the Gelli Arts printing plate is ready for you to use! Easy to clean. Easy to care for. Store at room temperature. Use over and over again. Gelli Arts Gel Printing Plate looks and feels like gelatin, but is durable, reusable and stores at room temperature. Its easy to clean and always ready for printing. Monoprinting on a Gelli plate is simple and fun. The gratification is immediate, and the prints are too cool!