High-quality, durable file organizer for professional office use. Patented No. 1 mechanism with outstanding closing force for a precise fit every time, guaranteed to work reliably even after 10,000 uses. 75 mm spine thickness. Suitable for filing A/5 size documents, account statements and other bank forms. Cover fastening rings and pull-out hole for easy use and secure storage of documents. 500 sheet capacity (80 g). 3-year warranty on the mechanism, FSC® certified.