Product description Size: 9.5154.5cm Color: silver, gray, black Material: aluminum alloy Package content: 1notebook computer stand 1small wrench 1.ADJUSTABLE WIDTH: Adjustable for laptop widths from 14mm to 65mm thick. You can adjust the screw to tighten it to the correct size. 2.Stable and safe: a rubber base and the rubber wall of the holder allows the electronic devices to stand firmly and stably on the desk. 3.Aluminum Alloy: The vertical laptop stand is made of high quality aluminum alloy material. The simple and robust design and a wide base make the laptop holder stable and wobble-free. 4.Wide compatibility: This stand is not only for MacBook Pro and other laptops, but also for mobile phone, e-book, tablet or book . 5.SPACE SAVING: The laptop holder is ideal for saving space and creating a neat and tidy desk space.