The spring-loaded bumper means that you can easily raise and decreased your desk from a standing height towards the height with the desk, table, or platform on which you select to put the converter. And when you decide to pack it up, it folds fully flat. The keyboard shelf is https://homeofficestandingdeskset78901.suomiblog.com/mini-standing-desk-things-to-know-before-you-buy-52865396