The Royal SD320 Universal Standing Desk fits on any flat desk or countertop so you can enjoy the health benefits by working either in a sitting position or standing position. The Standing Desk is a fully adjustable desk that adjusts from 4.72 in. to 19.9 in. The surface dimensions are 31.5 in. by 15.7 in. with a weight limit of 33 lbs. This is ideal for your monitors, keyboards, and laptops. The gas pistons along with the squeeze-handle adjustments makes movements of the desk effortless. A lower keyboard supports standard keyboards and your mouse. An embedded slot allows you to have your cell phone or tablet nearby at all times. The Standing Desk is the ideal addition to any workspace. Many of us spend a good portion of our day at our desks; the Standing Desk will enhance your work life.