Description: 【Size】: This computer keyboard tray is designed to fit most standard desks and provides ample space for your keyboard 【Quality Material】: Keyboard Drawer Under Desk is made from premium ABS material with metal track 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: ABS, Metal Size Chart: Without rails: 55cmx27.5cm/21.65inchx10.83inch With rails: 58cmx41cm/22.83inchx16.14inch Keyboard area: 48cmx20cm/18.90inchx7.87inch Package Includes: 1 Keyboard Tray Under Desk Note: Please allow slightly errors due to manual measurement and different monitors.