The MacBook Air family is a line of ultraportable Macintosh notebook computers created by Apple Inc. The Air was designed to balance both performance and portability, the laptop has a full-sized keyboard design with a machined aluminium casing with extremely low weight and thickness. The MacBook Air is available in two sizes: 11.6 inch and 13.3 inch (or 29.46 cm and 33.78 cm, respectively). The measurement refers to the diagonal display size.
