Features of this model: The contact surface between the stand and the laptop is fully covered with non-slip silicone, which can effectively prevent the laptop from sliding and increase stability. Laptop stand works as a raiser to elevate the laptop screen to your eye level. It allows you to improve sitting posture, relieve neck, shoulder and spine pain, make typing easier and work more comfortable. The heat dissipation design and aluminum alloy material enhance air circulation and accelerate heat dissipation. This laptop stand is suitable for laptops and tablets of all sizes. Dimensions: As shown in the picture. Please refer to the picture for the specific dimensions. Material: Aluminum alloy and non-slip silicone Colour: Silver, Dark Gray (Optional) Weight: About 300g