Specifications: Material: Aluminum Alloy+Other Adjustable degree: 30~80 degree. Size: 23x14 cm (Adjustable) Color: As pictures show silver. ( if you need another colors, please let's me know.) Package Included: 1 x Lapdesk Frequently Asked Questions: 1, Q: Some people say that the angle bracket is not too high? A: This bracket can play head-laptop screen role, do not bow when using the computer, typing more convenient, effective prevention of cervical spondylosis, neck pain, bowl in hand acid. Also stand angle can be adjusted, beginning when the use of high I think not accustomed. But when I use a few days later I really rely on this product. Typing hand not sour, and corrected my posture, sitting in a conventional notebook front end of the day very tired after a lot easier to use, more comfortable neck effectively prevent cervical spondylosis. Good recommend that you evaluate one week later, and other friends to provide a true and accurate reference. Small volume after folding and easy to carry. 2, Q: Some people say that the bracket steady it? About spiky how is it? A: The two leg is retractable, it will not appear unstable or foot height adjustment after a good situation. If it is only a possibility, it is not adjusted in place, resulting in slightly higher side, lower side, under the regulation of their own just fine.TPGRADE