Hate to stay in place while working? This 2 tier standing desk roller will allow you to move while you work. It could be a great tool for a professor who enjoys moving while doing presentations.2 tiers to hold different things such as books, monitor, laptop, keyboard, etc.; Increases energy; Wheels for easy mobility; Adjustable and portable; Spacious platform for writing and storing; Dimensions: 28 (L) x 27 (W) x 30-51 (H)