Features of this model: Double adjustable means more height and angle can be adjusted, making your sitting posture more comfortable. More space at the bottom of laptop is more conducive to heat dissipation. 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) Package includes1* Portable laptop stand Quantity:1pc Note: Manual measurement, there may be 1-2cm/1-3g error, which is not a quality problem. Due to different screen displays, there may be a color difference between the real object and the picture, and the main picture shall prevail.