Advance is the perfect solution for safely transporting large laptops. In addition to a well-padded laptop compartment, many thoughtfully designed inner pockets, and a comfortable shoulder strap, Advance features a strap for attaching to a trolley suitcase, making travel even more enjoyable for you. Suitable for laptops up to 17.3 inches. Extra padded, ergonomic, and non-slip shoulder strap pads. Zipper pocket for accessories and a separate front pocket. Trolley strap.