This is a vertical laptop stand. The anodized aluminum material has a high-quality texture that matches various devices. The parts that come into contact with the devices have silicone rubber mats to prevent scratches on laptops and tablets. The bottom also has silicone non-slip pads to prevent devices from slipping and to prevent scratches on the desk surface. It can hold two vertically-placed laptops, tablets, keyboards, etc. By placing devices vertically, you can efficiently utilize desk space. You can adjust the storage width simply by turning the knob on the side. Adjustable from a minimum of approximately 1.3cm and approximately 1.9cm, to a maximum of approximately 2.9cm and approximately 3.4cm. The width can be adjusted to fit the size of each device to be installed. Size (main body): Approximately 180 (W) x 115 (D) x 63 (H) (minimum) Weight: 726g (actual measurement) There are no noticeable scratches, but please check the photos for the condition.