idee Multifunctional Design Angle Adjustable Vented Laidback Laptop Computer Table with Portable Bed Tray Book Stand (PL3) Made with Anti-oxidized Aluminum Alloy Panel & Brackets and ABS joints: Light weight, strong, durable & heat-resistant 3 foldable legs with 3 360 Spring Lock Button Joints on each side to adapt to virtually any angles and positions. Product Dimension: Table, 17 1/2" x 10 1/4" x 3/8"; Folded, 22.44"x11.42"x1.57"; Adjustable legs up to full height of 21" depending on desired position. 3.09 pounds Built-in Air Ventilation Holes preventing from overheating.