Avery Heavy Duty Laser Label 45.7x21.2mm 25pk (48/sheet)Avery Heavy Duty Labels are a versatile solution for labelling items around your home or workspace. They can be used in laser printers for a more professional result, or you can simply handwrite onto the labels using markers and pens to get the job done. The labels have a heavy duty adhesive backing which allows them to stay strong, even with regular handling.