UPGRADED ALUMINUM TRAY】We use thickened aluminum alloy to enhance the stability of the laptop stand to ensure that the desktop will not shake up and down, the lap desk can bear up to 33 lbs notebook, which is more firm and durable. The widened stopper is integrated with the aluminum table, preventing the computer from slipping off. 📗【360° FLEXIBLE ROTARY JOINT】This lap stand legs are connected by ABS plastic automatic locking joints, designed with full control and flexibility for convenience, no assembly is required! Just press and hold the adjustment button and rotate it to the angle you want, then release to lock. The three foldable legs can be set at multiple angles, allowing you to study or work in the most comfortable posture at home.