Create Instant Active Standing: VIVOs corner desk riser provides on-demand standing throughout the day for the freedom to get out of your chair and relieve muscle tension, reduce stress, and increase productivity -Patented- Spacious 43' Surface: The 43.3 x 28.3 desktop provides room for single and dual monitor/laptop setups. The 28.2' x 10.6' keyboard tray raises in sync with the top surface to create a comfortable workstation