Supports laptops up to 15 inches with sturdy 4 mm aluminum construction Ergonomic 18-degree tilt and 3.5-inch lift provides hours of pain-free work Ventilated design improves airflow and prevents overheating Foldable stand to use wherever work takes you Rubber footing to prevent slippage and scratch damage to tables or desks We all know our bodies werent designed to be stationary in front of computers all day. The Lenovo Portable Metal Laptop Stand is an accessory that reduces aches and pains by positioning your laptop at an ergonomic, 18-degree angle. The sturdy aluminum and silicone frame folds flat when not in use for easy storage, and features ventilation holes that increase airflow and prevent your laptop from overheating. Design Non-slip surface Yes Number of devices supported 1 Maximum notebook screen size compatibility 38.1 cm (15") Product colour Grey, White Material Aluminium, Rubber Product type Laptop stand Ergonomics Lift 88.9 cm Tilt angle range 18 - 18° Height adjustmen