8 Levels Adjustment and Ergonomic Design Computer stand with 8 adjustable height can adjust freely to correct your posture, which is ergonomic. Let the eyes and cervical spine be at a comfortable angle, which makes the desk more comfortable and improves the efficiency of the desk. Non-slip Silicone Protector Laptop stand is made of plastic, silica gel and aluminum alloy, which is light. It uses silicone anti-slip pads to improve friction, high-frequency jerk-free hits, stability, anti-slip and scratch resistance. Cooling and Ventilation Design Hollow heat dissipation design , improves air circulation, good heat dissipation effect, no lag in entertainment and office. Wide CompatibilityThis laptop stand fits most 10 15.6 inch laptops , such as for MacBook Pro / Air, Lenovo, Acer, Dell, HP, ASUS. It is also suitable for phones, tablets, Kindle, books.