If you've been looking for a large, tough yet lightweight laptop backpack that will easily carry a 15" or even 17" laptop and all your other gear then your search ends here. A very spacious 40 litres with loads of useful features. The heavy duty fully adjustable X-tend harness system, strenum strap and padded lumbar supporting hip belt makes light work of even the heaviest loads. This is a large capacity laptop backpack ideal for students with room for books, files or gym kit. Extra separate compartments for peripherals. The heavy duty SBS #10 size zip (normal bags use a #8 zip or less) on the main compartment and its cool smart looks makes the College 40 a real winner. Fully adjustable X-tend harness system with padded lumber support Internal aluminium frame for back support Sternum strap Hipbelt with accessory pockets. A4 compatible Dedicated padded laptop and tablet sleeves Front pocket organiser panel Reflective light loop Side accessory / bottle pockets. Overall size: 40L/54 x 32 x 28cm Laptop size: 48 x 28 x 6cm (17") Also available in navy and in smaller College 30L size.