1.laptop backpack 1680d 2.Material:Nylon 3.fit for 15.4" laptop 4.suit for hiking,climbing 5.human design reduce press laptop backpack 1680d 1.Backpack notebook bag 2.Fit up to 15.4 inch screens 3.Durable weight light Nylon material4.Classy computer compartment to protect laptop from scratch and dirt5.Top zippered pocket for ticket or small accessories6.Quick access front pocket for pens, keys, ...