High quality:This product is made of high quality aluminum alloy materials, it is durable and has long service time. Adjustable:This product is adjustable, you can adjust the width to meet your needs. The bottom has screws to adjust the clamping range. Silicone protection:This product has 3D curved surface, the silicone is effectively scratch-proof. It can effectively protect your electronic product Anti-:This product has a silicon base, it is anti-. You don't worry that it will the desk. Vertical storage:This product is vertical storage, it can make the desk become clean and neat. Not only can it storage the laptop and tablet, but also it can storage the books. Item Type: aluminum alloy vertical stand Slot: 2.5 Colour:Silver Material:Aluminum alloy Size:15x12x4.7cm/5.9x4.72x1.85inch(LxWxH) Package Contents: 1 x Notebook Holder Only the above package content, other products are not included. Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.