1. Large capacity: The desk storage box is designed to accommodate documents and provides ample space for important papers. With dimensions of 5 x 23.5 x 4 cm or 34.5 x 23.5 x 7 cm, it can hold a substantial amount of documents, helping you maintain a neat and organized workspace. 2. Sturdy document protection: Made of PET material, this storage box is robust and durable. It offers reliable protection for documents, shielding them from dust, moisture, and other potential damage. The transparent design ensures visibility and quick access to files. 3. Stackable design: Featuring a stackable design, this storage box helps save valuable desk space. Multiple boxes can be stacked vertically, maximizing storage efficiency. The secure lid prevents papers from falling out when stacked. 4. Versatile use: Beyond documents, this storage box is ideal for organizing stationery such as pens, pencils, and markers. It can be placed on a desk, in a closet, or any other convenient location, providing easy access to essentials.