The transparent polyester labels look as if printed directly on glossy surfaces. They are suitable for products or product packaging made of glass, plastic, metal, or other shiny surfaces. In addition, Avery Zweckform labels are oil, dirt, and temperature resistant, as well as splash and tear resistant, in a round 40mm format. These labels provide a pin-sharp print image without smudging for a professional appearance. They offer strong and permanent adhesion to a wide variety of surfaces. This quality is ensured by regular tests in testing laboratories. You can rely on a guaranteed jam-free printer run without adhesive deposits in the printer. These labels can be printed on all common laser and color laser printers.