[Stackable Design]Every tray is and stackable. The unit's modular design allows for stacking one over the other, offering valuable space-saving convenience. The grooved snaps on four sides of the bottom provide stable layered support without tilting or tipping. Convenient to stack and disassemble, so you can easily use any number of tiers and adjust the stack height as No extra stacking support is required. [Space-Saver Organizer] The file organizer featuring an opening handle makes it easy to access your office supplies and files. It not only keeps your desk tidy, well organized, and space-saving but also helps you solve the problems of desk clutter and files not being found, so as to improve work efficiency. [Simple And Stylish] The paper tray adopts a simple and fashionable shape, without adding any decorative elements, giving a simple and sophisticated aesthetic, perfect for your workplace without being monotonous. The organizer's simple design and sturdy construction an excellent addition to any office or home workspace. [Versatile Organizer Set]The large-capacity storage boxes have ample storage space for paper, forms, notepads, worksheets, books, invoices, artwork, work orders and more. They can be used in drawers or cabinets, or on desks or shelves, suitable for various environments such as offices, hospitals, schools, test fields, etc. Our storage tray set is a for anyone who is fully loaded with letters, files, documents, office supplies and doesn't have enough desktop space!