How to use: Our desk drawer organizer comes with self-adhesive tape. First of all, make sure the installation place is clean and tidy. Remove the tape on the back and place the tray under the table. Hold all areas of the drawer for more than 30 seconds with both hands to make it stronger. It can be used after 24 hours of inactivity. 3 sizes: The pencil tray has 3 sizes: S: about 26x12.6x4.7cm \/ 10.24x4.96x1.85in. M: about 26x19x6.5 cm \/ 10.24x7.48x2.56 inches. L: About 34x26x6.5cm \/ 13.39x10. 24x2.56 inches. Keep your desk clean: The drawer-type storage boxes under these desks are non-perforated and can store various small objects in the office and life, such as pens, erasers, adapters and headphones. These items can be easily accessible consumables. While keeping the desktop tidy Rugged and durable: Our large-capacity concealed desktop drawers are made of high-quality and durable ABS plastic with good wear resistance. The drawer has been rigorously tested and is easy to operate, which can meet your daily repeated storage needs. Hidden storage: The self-adhesive drawer is hidden at the bottom of the table, which will not take up much desk space. It can store all kinds of small objects related to office and life, such as pens, erasers, adapters, earphones, etc. It saves space and does not even enter your sight, protecting your private storage items. Product Description: Self-adhesive desk drawer hidden storage box storage box fixed stationery Specification: Material: ABS White color Quantity: 1 piece Notes: Due to manual measurement, please allow an error of 0-1cm. Please make sure you dont mind before bidding. Due to the differences between different monitors, the picture may not reflect the actual color of the item. Thanks Package includes: 1 storage box