Sitting or standing with bad posture all day using a computer is bad for your health. Leaning forwards or tilting your head up or down not only causes back and neck strain but is also bad for your eyes. The Fellowes Lotus Single Monitor Arm Stands will improve your ergonomic posture and reduce back neck and eye strain and raises your monitors to an optimal viewing height and free up valuable workspace - FOR USE ONLY WITH THE Fellowes Lotus Sit-Stand Workstation. Easily mounted via grommet hole, each Lotus Monitor Mount can hold monitors up to 27 and 8KG and meets VESA monitor bracket standards. The Single Monitor Arm adjusts in height up to 40cm above the top surface of the Lotus Sit-Stand Workstation and the monitors will stay in place when you lift or lower the Sit-Stand Workstation.