Avery: L4774-20 Lase Label H/Duty 4TV White (Pack-20) Sometimes you need to label things in inconvenient places where issues such as weather can damage their integrity and lose salient information. Avery Heavy Duty Labels are made out of tough polyester meaning that they can stay intact even in a warehouse or factory environment where they are liable to come into contact with machinery or heavy equipment. MPN: 43894AV EAN: 5014702106354 L4774-20 Lase Label H/Duty 4TV White (Pack-20) Attributes: Colour: White Height: 139mm Labels per Sheet: 4 Labels per pack: 80 MFR Part No.: AV10531 Type: Laser Width: 99.1mm