Keyboard Cover Specifications — Material: High Elastic Silicone, non-toxic.— Extra slim silicone skin, made it easier for typing— Flexible, washable, easy to apply and remove for cleaning.- The surface has anti-slide function.Keyboard Cover Features — Design to provide full protection against dust spills, key wear and more — Soft durable silicone material to ensure comfortable usageKeyboard Cover Compatible with:MacBook Pro 13 Inch with and without Retina Displays MacBook Pro 15 Inch with and without Retina Displays MacBook Pro 17 Inch MacBook White 13 Inch iMac old Wireless KeyboardCover NOT Compatible with: US Keyboard Layout MacBook's (the different between US layout and Europe layout is the Enter key, US enter key is rectangle, but European enter key is like a number ""7"" in form ).Also it doesn't fit on NEW MacBook PRO versions where are touch pad.Package includes two keyboard covers black and transparent.* Accessory Only! The notebook is not included here.* Apple MacBook are registered trademarks of Apple, Inc. Products are Apple compatible and not endorsed by Apple, Inc.