Stampendous Perfectly Clear™ Stamps are made in the U.S.A. of the finest polymer. They are created from original, exclusive Fran Seiford designs. All stamp sets are designed for interactive use with several images provided as focal points, backgrounds, and greetings in almost every set. Use with acrylic handles by simply peeling carefully off the backing sheet and applying to the handle. Clean stamps immediately after use while still on the handle. For best results use VersaFine™ ink and Stampendous Stamp Cleaner on your Perfectly Clear™ Stamps. Stamps should be stored on their original carrier sheet.