"Sibelius Keyboard Cover for MacBook, MacBook Air & MacBook Pro (Unibody, Black Keys) Model #: SIB-M-CC-2 Designed in conjunction with Sibelius Trainer Marc Schonbrun, author of the ""Master Sibelius"" series, the Sibelius Keyboard Cover includes over 110 keyboard shortcuts. Compatible with Sibelius version 5, 6 and 7, the KB Covers keyboard shortcuts are color coded, so users know when to use modifier keys like Shift or Command to get the desired result. With the Sibelius Keyboard Cover, users can focus on composing, "Serato Scratch LIVE/ITCH Keyboard Cover for MacBook, MacBook Air & MacBook Pro (Unibody, Black Keys) Model #: SSL-M-CC-2 Our newest Serato Scratch LIVE/ITCH now utilizes our Colored Checkerboard design (clear with colored buttons), which allows Serato users to better match their unibody notebooks, allows the caps light to be visible, and increases the visibility of the shortcuts. In addition, our cover has been updated to include shortcuts for the SP-6 Sample Player and shortcuts from Scratch LIVE 2/ITCH. Serato Scratch LIVE/ITCH users can now play and scratch tracks faster with this custom designed keyboard cover. Each button is color coded to take advantage of Scratch LIVE/ITCH?s extensive keyboard shortcuts for both the left and right decks including control and alt key combinations. KB Covers are made of durable, ultra-thin clear silicone and perfectly molded to fit both the US and European/ISO Apple MacBook, MacBook Pro (Unibody), MacBook Pro Retina (Unibody) and MacBook Air 13"". Compatible with: 13-inch MacBook (US / European ISO Keyboard) 13-inch MacBook Air (US / European ISO Keyboard) 13-inch aluminum unibody MacBook (US / European ISO Keyboard) 13-inch aluminum unibody MacBook Pro (US / European ISO Keyboard) 15-inch aluminum unibody MacBook Pro (US / European ISO Keyboard) 15-inch aluminum unibody MacBook Pro Retina (US / European ISO Keyboard) 17-inch aluminum unibody MacBook Pro (US / European ISO Keyboard) They will not slip or slide. In addition, the covers have a silky smooth feel so they are soft and comfortable to the touch and will not restrict typing. KB Covers also safeguards your keyboard from dirt, spills and wear and tear, allowing you to protect your investment in your notebook computer. They are hand washable and easy to keep clean. We've got you covered. "