Mount-It! Height Adjustable Laptop Tray (MI-7210)This laptop tray is ideal for school, business, work, and more. The height adjustable design can turn your desk into a sit stand design for better blood pressure and circulation. Positioning your laptop at an angle can improve your workplace ergonomics and reduce neck, wrist, back, and eye strain. The vented tray helps keep your laptop operating at more optimal temperatures which can increase your device's longevity. Compact, weighs only 3. 5 lbs