These hard-wearing labels are designed for outdoor, industrial and warehouse use. Offering durable adhesion on almost any surface, including glass, polished surfaces, plastic and metal, they are tear-proof, UV resistant, waterproof and temperature proof between -20 degrees Celsius and 80 degrees Celsius. Designed for your laser printer, these labels are fully customisable using Avery's free software and templates to keep things clear and organised in even the toughest of conditions. This pack contains 420 labels with 20 sheets and 21 each sheet. Heavy duty labels for adverse conditions Compatible with laser printers Perfect for use outdoors, in factories or warehouses Resistant to oil, dirt, rips and tears High quality polyester Suitable for temperatures between -20C to 80C Dimensions: 63 x 38mm Colour: white 20 sheets of 21 labels (420 total)