Penny Black Cling Stamps Scooting ByPenny Black unmounted Slapstick stamps include a variety of designs suitable for card making and papercrafts. Slapstick stamps are rubber stamps mounted onto a lightweight, firm foam. To use: Stick the self cling stamp onto an acrylic block or stamp positioning tool Ink up the stamp Stamp firmly onto your paper Stamps can be cleaned up with stamp cleaner or baby wipes Return to the acetate sheet after use Stamping block not included