Up-rite desk mounted sit/stand workstation instantly transforms your existing desk into an ergonomic work space, allowing you to sit or stand as you work. Sitting for six to eight hours a day isn’t ideal, and standing all day can be hard on you as well. By easily alternating your positions, you’ll enjoy higher productivity, better posture, and have fewer energy dips. Easily attaches to your existing desk (up to 1.5" thick) to give you 18" of pneumatic height adjustability. Simply unclamp the locking adjustment mechanism and adjust to your desired height.