Penny Black Slapstick/cling stamps are made with the same high-quality red rubber and cushion as their wood stamps so you get crisp, clean images with every impression. Slapstick/cling stamps are easy to store and come in a wide array of styles and themes. The Slapstick/cling images are fully indexed in black so image placement is quick and simple and they stick easily to any acrylic block (not included). Intermix with Penny Black wood-mounted and transparent/clear stamps for endless possibilities for creating unique greetings, colorful scrapbook pages, exquisite home decor and more.