Description: 【Size】: This computer keyboard tray measures a total length of 550mm(excluding the mouse pad size, which is 199mm in length), with the tray including the slide rail measuring 420mm. The designed to fit most standard desks and provides ample space for your keyboard 【Material】: Keyboard Drawer Under Desk is made from quality material that ensures durability and longevity. It is sturdy enough to support your keyboard securely 【Functionality】: Desk Drawer Keyboard Tray is designed to provide an ergonomic typing position when using your computer 【Easy Installation】: The included guide rail allows for easy installation under your desk, turning any workspace into an efficient workstation 【Sliding Keyboard Drawer Under Desk】: Pull out Keyboard Tray, easily slides out for use and back under the desk when not in use Specification: Material: PP ABS Steel Size Chart: 74.9 cmx42 cm/29.49 inchx16.54 inch Package Includes: 1 Set Keyboard Tray Under Desk Note: Please allow slightly errors due to manual measurement and different monitors.