CONVENIENCE, STORAGE AND ACCESSIBILITY The sleeve embodies multi-functionality, a cornerstone of our brand DNA, fitting most popular Laptops and Ultrabook up to 13 inches including the 13 inch Apple MacBook Air and Pro. Designed for convenience and agility, a double zip-fastener runs smoothly and provides quick and easy access should you need your device urgently while on the move, in a business meeting or at a conference or lecture.