Space saving - Cradles your MacBooks and Ultrabooks vertically to optimize and organize your desktop space and provides extra air flow for excellent heat dissipation, keeps your laptop cooler. Wide compatibility - Comes with 3 removable rubber inserts, fits various laptops from 0.25 to 0.40 inches in width, while protecting your laptop from scratches and damage. Elegant and Sturdy - High quality Aluminum construction provides durability, reliability and long life. Cable management - Keeps the cables neat and organized and out of the way. Full protection - Anti-scratch & slip pads protect your laptop from scratches and ensures stable placement.