Zinc Alloy laptop lift feet . Easy to Install and usable, foldable mini aluminum laptop stand for mac computer. | Mini stable invisible Portable laptop stands : for 10 - 18 inches Laptops macbook, work well for tilting your keyboard | Application : Moft Laptop Macbook riser ; Computer Keyboard Stand ; laptop travel stand for desk | Make laptop slightly more ergonomic and to keep your computer cool when the fan was running. | Removable/reusable,can leave them on the computer when you put in in your bag or when you don't need to raise the laptop.