The Stand Up Desk Store's Sliding Under-Desk Pencil Drawer - Black, Lockable with Padded Laptop Shelf lets you easily add storage space to your standing desk. It's perfectly sized for pens, notepads, keys, and other small items, allowing you to keep your desktop clutter-free. Features include sturdy steel construction, a tough powder coat finish, and high-quality drawer glides. This version is also key lockable for added security; can be flush mounted, or you can use the included extender brackets and pad to also create a padded shelf above the drawer. Overall dimensions (flush mounted) are 18" W x 14" D x 3" H. Overall dimensions (with extender brackets) are 21" W x 14" D x 7" H. Interior dimensions are 16.75" W x 13" D x 1.75" H. Weight capacity is 15 lbs. 5-year limited warranty against defects. Stand Up Desk Store is based in the suburbs of Chicago.