SmartFit System - The SmartFit System allows the user to easily identify their personal optimal ergonomic setting, to ensure you are using the desk in the correct position to help increase comfort Fully Assembled - The Sit/Stand desk arrives fully assembled, simply remove the desk from the box and place it on your standard work surface to enjoy the benefits of your sitting or standing desk Two-tier Structure - The Sitstand desk has a wide 35.4 Inch (900 mm) desk surface that provides plenty of room for a single or dual monitor set-up plus an integrated deck for the keyboard and mouse Pneumatic lift - Easily transition up to 15.9 kg of weight between sitting and standing positions with a light squeeze of the spring paddle; the gas-spring makes the transitions smooth and effortless Space-Saving Design - Fits on a desk area as shallow as 21 Inch (533 mm) and ideal for cubicles and corner workspaces, the desk moves straight up and down within its own footprint