The zipper isn't stiff and works well. It's a cute color, and it's easy to use with the label! I can color-code them, so I'll use them to store my children's school subjects! [Large Capacity & Label Pocket] The zipper file bags are approximately 33cm long and 24cm high, slightly larger than A4 size, and can store up to 260 sheets, with a set of 5. The file bags come in 5 different colors, making it easy to categorize. The file holder has a label pocket, so you can easily identify the necessary documents by inserting a name label. [Zipper Type] The zipper is smooth and easy to use, with good sealing, so you can store important documents without worry. Both ends of the zipper are well wrapped, so you don't have to worry about them coming out of the port. [Semi-transparent with Mesh] The grid line design can avoid the sliding of items to the maximum extent. The semi-transparent type with mesh makes office storage easy, helping to organize documents and office supplies accurately and efficiently. In addition, you can't see the contents of important documents, so you can rest assured about privacy. [Durable PVC, Waterproof & Dustproof] Durable poly material with high water resistance and tear resistance. Easy to open with a zipper, and contents are unlikely to fall out. It has a function to prevent dirt, so you can clean it by simply wiping away dirt. It won't be damaged even if you bend it or roll it up, and it's a highly flexible holder that feels substantial when you touch it. [Wide Range of Uses] For organizing and storing important documents and materials. It can also be used as a pencil pouch or a makeup bag! It is also applicable for storing documents such as cards, coupons, receipts, slips, promissory notes, checks, receipts, passports, and passbooks. It is especially useful in places such as schools, offices, travel, and home storage. When carrying documents in your bag, it can also prevent accidents where documents are folded to some extent.