Color: Black Compatible devices: Tablets Compatible phone models: Huawei, Sony Mounting type: Tabletop Optimize Desktop Space: The vertical laptop stand cradles your laptop or notebook vertically and keeps your desktop well-organized and space-efficient. Adjustable Width: Adjustable for laptop width with thickness from 0.55 inch to 1.6 inch; you can adjust the screw to tighten it to the correct size. Protective Mat: Non-toxic silicone mats protect your laptop from scratches. Non-slip base with silicone pad protects your table. Durable and Stable: The vertical laptop holder is made from sturdy heavy-duty aluminum alloy, is scratch-resistant and durable, and the wide base helps keep your laptop from falling down. Wide Compatibility: The laptop stand for desk is compatible with a variety of devices, including MacBook Pro/Air, Microsoft Surface, Dell, Samsung, Lenovo, Acer, Sony, Asus, HP Series, and more.