Avery Laser Heavy Duty Label 45.7x21.2mm 48 Per A4 Sheet Silver (Pack 960 Labels) L6009-20For permanent marking of products being used indoors and outdoors, choose Avery resistant labels. These silver laser labels are significantly more durable than conventional paper labels due to their strong adhesion and their resistance to water, oil, dirt, UV rays and extreme temperatures ( 40C to + 150C). Ideal for applying to metal, plastic, painted surface, fabric, polycarbonate and glass, both indoors and outside. Suitable for printing in most