Replicating the quirky speech bubbles of comic books, the Stampers Anonymous Tim Holtz Crazy Things Cling Rubber Stamp Set is a fun choice for all comic lovers. This pack contains stamps that feature various expressions. Mount these cling rubber stamps on acrylic blocks and start stamping using assorted colors. The stamps come with cling foam backing, which allows easy and precise application on any surface. These stamps are also available in other themes and designs.