HERO ARTS LOVE IS LOVE BOLD PRINTS CLING RUBBER STAMP (Beka's Parthenon): HERO Superhero Super Hero Free vector graphic on Pixabay Hero Definition, History, & Facts Britannica. A subtle background to use to express your love and support. Measuring 6x6, Bold Prints background cling stamps are large enough to fully cover an A2 card, and can be rotated for use in any direction. Handmade in the USA, they cling to an acrylic block, clean with water or stamp cleaner, and store easily when not in use. Artist's tip: Use without a block! Place rubber face up, apply ink to the design, and then press the paper to the inked rubber.