Stock Show 1Pcs Sturdy Construction Plastic Mesh 3-Tier Desk Sorter/File Organizer/Office Supply Caddy/Letter Tray, Grey Material: plastic, non-toxic, no smell, the anti-static, safety and environmental protection 3 tier desk tray help keep your desktop organized and clutter-free 3 Layer design, easy to use, fully improve office efficiency and save office space Manufacture of high quality engineering materials, for file data management, suitable for storing folders, file books and magazines Dimensions: 338*260*258mm, big enough hold a A4 paper size file??