The expanding file is ideal for sorting pending documents in day-to-day business or for filing collections. With 13 inside pockets for A4 format. Includes interchangeable pre-printed labels (1-12, A-Z and Jan-Dec ). On the inside, the fan file has a pocket for A5 format. In addition, you can place a pen by the practical punch-out. An elastic band keeps your documents safe in the folder. Made of sturdy KolmaFlex material.