Solid Aluminium Construction: made with strong, lightweight aluminium, a recyclable and sustainable material Designed for Ergonomic Comfort, allowing users to elevate the screen to eye level for the optimum viewing angle Convenient Portability: stand quickly folds flat to fit easily into laptop bag; weighs only 0.4kg (0.88lbs) Provides 6 levels of height/angle adjustment for optimal viewing. Height adjusts from 86 mm-118 mm (3.4"-4.6"); Angle adjusts from 22°-33° Open Ventilation Design helps promote air circulation, aiding laptop performance and battery life Anti-Slip Silicon Pads protect laptop from being scratched and keep device in place while you work. Safety Ledge Stopper helps prevent devices from slipping Works with virtually any size laptop, supporting laptop screen sizes up to 16", 5kg (11lbs) max. weight Hybrid working has expanded the need for users to be comfortable and productive--not only in the office, but at home or wherever they are working. The demand for environment