Brady M21-375-423 is a cartridge with labels that are manufactured for purposes of identification and marking. The smooth and glossy surface of labels allows workers and operators to see any information indicated there clearly. The scope of its application is quite wide: general/equipment/component ID, rating plates, asset tracking, barcoding. General process of identification appears to be an essential part of administration, operation and maintenance of particular objects. It provides clear understanding and proper usage of particular cables or units.