【Stackable Design】The unit's modular design allows for stacking one over the other. Each tray has slots on the sides and back to keep a firm grip on the tray below, preventing the desk organizer from falling apart. Convenient to stack and disassemble, so you can easily use any number of tiers and adjust the stack height as needed. No extra stacking support is required. 【Stylish & Sturdy Desk Organizer】 Our desk letter tray is made of thick and premium PP material, which is sturdy and durable. The transparent office storage space looks very clean and sleek, providing a clean/organized appearance for your home and office desk. 【Space Saving】 With a stackable design, this desk organizer tray takes up a small space in your office desk, but provides you with a large storage space. This desktop organizer tray can keep all your stuff in one place. It will nicely sort and hold your office supply and desk accessories. 【Contemporary Style】This tray holder with sleek and a simple shape is functional yet decorative. This desktop tray with large capacity and classified storage allows you to access your items unobstructed, making it perfect for daily use. It can easily be coordinated with existing office accessories and surrounding decorations. 【Multiple Functional】 The stackable desk organizer can be used in drawers or cabinets, or on desks or shelves, suitable for various environments such as school, home, offices, hospitals, schools, test fields, etc.Our storage tray set is a perfect gift for anyone who is fully loaded with books, letters, files, documents, office supplies and doesn't have enough desktop space! Stackable Paper Tray