When you need to mark wires quickly, try 3M ScotchCode SPB Pre-printed Wire Marker Books.
These handy books, 15 in all, contain printed vinyl-coated cloth wire and terminal markers with clearly printed letters, numbers and industry-standard legends. Books for alarm systems and load centers are also available. Each SPB book contains a minimum of 450 marks. The cover of each SPB book lists the complete contents. On the back is a listing that helps you find the SPB book you need. For your convenience, 3M also includes a Post-it note pad with every 3M ScotchCode book.