Raise A Laptop To Eye Level For Improved Posture And All-Day Comfort - 360 Rotating Base And Height-Adjustable Arms W/ Adjustable Tension; Supports Up To 11Lb (5Kg) - Vented Aluminum Design Promotes Airflow And Helps Maintain Stable Computer Temperatures - Foldable And Lightweight At Just 2Lb (0.9Kg) Fits Easily Into A Laptop Bag - Anti-Slip Pads And Slide Stops Keep The Laptop Or Ultrabook Stable At Various Tilt Angles - Elevated Design Creates Space Underneath To Keep Desk Organized