The Premier Metal Art Tray for Drafting Tables by Inbox Zero is constructed with durable, powder-coated and steel. The U-shaped opening accommodates most of Inbox Zero tables or any tabletop between thick. This works pace organizer features an oscillating mesh cup and deep compartments for your art supplies. It can be mounted to the left or right side of most art tables. You also get Inbox Zero new and removable “Flexible Foam Organizer Tray” to keep your pencils, brushes and markers in order and a cell phone slot to keep your phone clean and close during your projects.