Product Description Package Content1 * Laptop Stand ADJUSTABLE STAND The vertical laptop stand can easily adjust using the small wrench. So it is compatible thickness laptop. Please check the thickness of your laptop before purchasing it. SILICONE PAD PROTECTION] The vertical laptop stand is shaped as a 3D curved surface to prevent scratching. In addition, the 3-piece silicone pad also helps protect your laptop from scratches. BOOK HOLDER FUNCTIONAdjust the hold position, the vertical laptop stand can become a book stand in a few seconds NON-SLIP AND STABLEThe vertical metal laptop stand designed with a large base can hold the laptop stably and waterproof. The bottom silicone pad can effectively prevent slipping, thus improving the stability. 5. ALUMINUM ALLOY MATERIAL The vertical laptop stand is made of high quality aluminum alloy. It is perfectly compatible with Macbook because they have the same hardware. This makes the combination harmonious.