The Dukap is made of heavy-duty 1680D Ballistic Nylon. This durable weather-resistant backpack is lightweight and ready to withstand heavy use and harsh conditions. Fully padded computer sleeve fits up to a 15.6" laptop and opens quickly at airport security. The interior offers large multi-compartments design. Front compartment with convenient access zipper for quick access, mesh water bottle pockets on the sides, premium multiple pocket organizer, add-a-bag sleeve on the back to attach it to any luggage trolley, padded shoulder straps, adjustable sternum straps, comfortable top grab handle, padded back panel for added support and comfort. Durable resistant 1680D ballistic nylon to withstand heavy use and harsh conditions Large multi-compartments design Fully padded computer sleeve fits up to 15.6-in laptop Mesh water bottle pockets on the sides Premium multiple pocket organizer Padded shoulder straps Additional hook-on-straps Comfortable reinforced top handle Dukap Cruiser Black Executive Backpack for Laptops up to 15.6-in