The AVERY ZWECKFORM 450 carbon copy book in DIN A4 format allows you to quickly and clearly capture data. This carbon copy book features 2 columns and contains 50 white pre-printed originals, each with a blank carbon copy and a sheet of blue paper. Thanks to the micro-perforation, the original can be easily separated from the carbon copy book, while the carbon copy remains clean and tidy in the book. The carbon copy books and forms from Avery Zweckform are reliable, proven aids for notes and office supplies. Key features: Product color blue, white; Material: paper; Weight & dimensions: Width 210 mm, Height 297 mm.