RadTech Screensavrz Keyboard & Screen Protection for MacBook Air 11 (Shagwire) MacBook Air 11 Shields and protects notebook LCDs from oils, dirt, shock, scratching and abrasion No oily residue or shedding as with leather or commercial microfiber protectors Machine-specific, tailored sizes for all notebook models Ultra-tough and lightweight cloth lasts for years - will not ever wrinkle, fray, run or tear