BUILT Neoprene Diamond Sleeve for 13-inch MacBook Air, 13-inch MacBook Pro and 14-inch Ultrabook, Black and Steel Gray BUILT Neoprene Diamond Sleeve for 13-inch MacBook Air, 13-inch MacBook Pro and 14-inch Ultrabook, Black and Steel Gray Made of durable Neoprene (the wetsuit material) backed by a plush inner lining designed to safeguard the contents Zipper top opening keeps your device secure Checkpoint friendly and travels easily in bags Measures 1-1/10-inches by 9-7/10-inches by 13-4/10-inches