KB Covers ClearSkin-M-ISO ClearSkin Ultra-Clear Keyboard Cover MB/Air/PRO EURO/ISO Designed to protect from dust, dirt, and spills, the ClearSkin keyboard cover has been perfectly engineered to fit your MacBook, MacBook Air, or MacBook Pro The ClearSkin keyboard cover is the thinnest, clearest cover we have ever made. The ClearSkin keyboard cover is made of a 0.1mm advanced space-age plastic, so clear that it is almost invisible when put on the keyboard.