Loose-leaf binder New Century A4. The loose-leaf folder with two folder pins (1 x 80 mm perforation) is ideal for storing paper up to A4 format. The contents can be scrolled openly, always lie flat and can be read up to the margin. Includes a filing mechanism with which you can file the entire loose-leaf folder in a ring binder. The cover is from durable KolmaFlex material. Quality KolmaFlex virtually indestructible. with outer rings to place the entire file in a folder.