Plenty of Room - Product Size: 35x27x3.8cm,330g. 13 individual expandable pockets is large enough to keep all of your important documents securely without getting all bunched up but also compact enough to carry in a backpack. (Perfect for A4 Sized Papers) Adhesive Labels ; Easy Divide - Comes with a sheet of 27 pieces colorful sticky labels for marking, identifying the contents of file folders quickly. It's a convenient Divider too Zipper Closure - Features a zipper, keeps the papers much more secure. Allow you to holder smaller files,such as receipts or coupon. No more cluttered desk Convenient Design - A transparent window above the pocket Make you able to Search subject without opening the folder. A handy front pocket (33x7cm)is perfect for holding small stationery stuffs, such as pen ,cards and other frequently-used misc Well Constructed - Made of hard poly with oxford reinforced prevent sides from tearing. Waterproof ; Sturdy enough to keep papers safe. PVC-free Acid-free, and archival quality for safe storage