Printers Boxes or Letterhead Boxes can be used for stationary and other popular paper sizes and legal forms. Designed to ship flat in bundles, these carton sizes are specially designed for preventing damage to paper forms and catalogs. Manufactured in a selection of many different sizes these boxes come in both single-wall and double-wall corrugated weights.  Letterhead boxes, Printer boxes available in both corrugated and chipboard type paper grades. White CCNB makes for an attractive folding carton to package most business document for attractive delivery. Letterhead boxes come in both legal size and letterhead size which keep documents from dust and damage. The reference of printers boxes comes from the printing industry since these size boxes are suited to the most common paper sizes.