Labels made of weatherproof special paper, self-adhesive. They are made of impregnated, white special paper with powerful adhesion, even on critical surfaces. Ideal for conditions where labels are subject to high stresses as well as outdoors. They are water, oil, and dirt repellent, resistant to ageing, and saltwater-resistant. These labels can withstand temperatures between -30°C and +80°C. The backing is made of chlorine-free bleached cellulose with a solvent-free adhesive. Suitable for laser printers and copiers, but not for inkjet printers, colour laser printers, or colour copiers.