Just a day after Apple launched its new MacBook Air models, three company's have launched protective accessories for the device. TOM BIHN has launched its Cache Sleeve for the 11-inch MacBook Air, offering 360-degree protection for the Air. The sleeve has 6mm thick foam padding and a brushed tricot interior lining to protect the MacBook. The exterior is laminated four-ply Taslan and the case closes using a flap instead of Velcro. The case ships in early November in black or grey for $30.