Unique, ergonomic design. Well-ventilated, heat-dissipating back panel that wraps around the back and reduces the effect of weight. RFID security pocket that protects bank cards, passports, and other personal documents from data theft. Laptop compartment with reinforced protection, lockable and with a zipper that is resistant to mechanical break-in attempts. Unique design that allows you to leave your laptop in your backpack during TSA screening. Durable, water-resistant material (1680D ballistic polyester) for long-lasting use. Can be attached to a wheeled travel bag. Bottle holder pocket. Max. laptop size: 14": 270 x 360 x 25.4 mm, 15.6": 290 x 390 x 40 mm, 17": 300 x 419 x 40 mm.