This Keyboard Protector is special designed for Acer Extensa 4100. The Keyboard Skin Cover protects your Acer Extensa 4100 keyboard from dust and dirt entering between the keys. No more bread-crumbs, hair or dirt gettin under the keyboard! This Keyboard Skin Cover protect each and every key without compromising normal typing feel. The Skin Cover is smooth which allows effortless typing. The keyboard cover protects your keyboard from spills, crumbs and other bits of dirt that can get inside it and harm your Acer Extensa 4100. The protective skin not only keeps your Acer Extensa 4100 keyboard looking good aesthetically, it can help to improve the life of your Acer Extensa 4100. This Keyboard Skin Cover is washable and reusable.