Pump up the power at your party! Our Transformers Roller Stamper Markers feature pictures of your favorite superheroes, Optimus Prime and Bumblebee. Each Stamper Marker has a different stamp in black, red and blue. Stick Roller Stamper Markers in treat bags or lay on your party table for an awesome look. Makes a great party prize, party favor or birthday gift for all of your little Autobots at your celebration! Package includes 3 Roller Stamper Markers, each measuring 4 1/4in.