The MacBook stand by Yohann will elevate your laptop screen by 15 to 22cm / 6 to 9inches, improve your sitting posture, and provide a comfortable, ergonomic viewing angle and optimal cooling. Made from Walnut and Oak, this stand is a combination of high functionality and minimal design. The monolithic streamlined design provides the ideal elevation of your screen while providing the best stability and ventilation. Designed to work either in closed-display mode or closed-clamshell mode with a separate external monitor, while making your workspace tidy and clutter-free. If you work long hours on your MacBook and appreciate distinctive design and a clean workspace, it will definitely be a good choice for both your health and your eyes. Compatible with MacBook, MacBook Air, and MacBook Pro.