Soft, flexible, durable and washable 100% silicone keyboard skin that expresses and your individuality and Protect your Macbook keyboard against dust, finger prints, perspiration, cookie crumbs, wear, coffee etc. Compatible with -New aluminum unibody 13.3-inch MacBook -New aluminum unibody 15.4-inch MacBook Pro -MacBook Air -Previous version Macbook 13.3'' (White and Black)