Slim Adjust Desk Riser offers a simple way to work standing or sitting. Customize your desk with nine height adjustments up to 17″ above desk. The riser is less than 1″ thick in the bottom position. At 32″ wide x 21″ deep, the work surface offers a large area for your computer, files and desktop essentials. Weight capacity is 33 lb. The lightweight design of the riser offers easy portability.