Kokuyo Novita α, Expandable File Clear Book, Display Presentation Binder with Plastic Sleeves 20 Pocket Bound, Book Art Portfolio Folder, Sheet Protector for Artwork, Photo and

[Quantity & Size] 20 fixed, ultra-clear pockets designed to securely hold A4-S size sheets of paper. And the maximum capacity of the product is up to approximately 400 sheets in 20 pockets. Product outer dimensions are 12.09 x 9.61 x 0.20-1.57 inches (307 x 244 x 5-40 mm), cover thickness is 0.03 inches (0.70 mm), pocket sheet thickness is 0.05mm. [Expandable Spine] The spine width can be expanded up to 8 times and changes according to the number of documents, so documents can always be stored compactly. Even when storing a large number of documents, they can be stored neatly without curling. The file will not bulge and the cover can be closed tightly. [Toploading Design] Novita α clear book features a wide top opening that makes it easy to slide paper in and out, and it's ideal for work presentations and proposals, school reports, and more. [Excellent Material] Made of high quality polypropylene, it is acid-free for long-term documents protection. The cover is made of 10% recycled polypropylene. [Functional Spine] The index on the spine is writable and replaceable. It's easy for your subject classification and recognition.