Adjustable Vented Laptop Table Laptop Computer Desk Portable Bed Tray Book Stand Push Button Joints up to 17" (Black) The high quality, anodized aluminum panel is incredibly durable, functional, and makes colors look beautiful. Aluminum naturally dissipates heat, keeping your laptop running at a cooler temperature. Drilled-in cooling holes enhance the cooling effect. This panel supports laptops of all common sizes. The push-button joints on the base of the panel let you adjust the panels angle in 15 increments from flat to vertical. Each leg has 3 segments that are connected with push-button ABS joints. The auto-locking joints have 360 of adjustability.