Sonnet Technologies today announced Carapace, its line of silicone keyboard covers for MacBook Pro, PowerBook G4 and MacBook notebooks. Carapace is custom-molded to protect the keyboard from dust, dirt and spills while allowing normal typing. Compatible with both 78-key (U.S. ANSI) and 79-key (ISO) keyboards, Carapace is easy on and easy off, withstands heavy typing and prolonged use and is simple to clean. Carapace for MacBook Pro and PowerBook G4 is priced at US$19.95 and is available immediately. Carapace for MacBook will cost $19.95 and will be available November 28th.