The best way to protect your keyboard when you are not using it is with Inlands Extended Keyboard Drawer. In addition, the Pro Drawer 4000 provides you with greater desk area for papers, mice, and other thing you use for your computer. The Pro Drawer 4000 is designed to accommodate most split, Microsoft Natural Keyboards, and standard keyboards. When using with a standard keyboard Pro Drawer 4000 comes with an optional wrist rest. Inlands Pro Drawer makes using and not using your keyboard better than ever before.