EZRISER36 Height Adjustable Sit/Stand Desk Computer Riser, Dual Monitor Capable, 37.4" wide with Keyboard Tray - Black Finish Work sitting or standing at ease. Sit or stand in comfort with smooth height adjustment up to 16.3" above your desk surface with 8 incremental height options . Large worksurface provides enough space for even 2 monitors (37.4W X 24(+2support tabs=24)D X 19.7H max inches) Adjustable height standing desk workstation allows you to work sitting and standing throughout the day. Height adjustment allows a comfortable standing or sitting position. Just squeeze the side handles and go from sitting to standing in seconds. Perfect for laptops, notebooks, and tablets. Fits most desks in any office or cube. Ergonomic design adjusts to most user''s height. Springassisted and gas lift mechanism. Switches from sitting to standing position in seconds. Built-in keyboard tray. Easy set-up. Convenient grommet hole provided for optional monitor arm mounting.