Extra Large Travel 18.4 Inch Laptop Backpack Water Resistant Business Gaming Computer Backpack with USB Charging Port Earphone Hole College School Bookbag - New with tag 12 x 5.7 x 17.6 inches ?TSA FRIENDLY MULTIPLE POCKETS SAFETY? Laptop backpack with a laptop compartment can be freely expanded 90-180 degrees, which can allow you to quickly through the airport security and keep items tidy. It is equipped with three pockets, which can store 18.4-inch laptop or other smaller size Macbook/iPad, data cables, and other computer accessories, keep the items in order, and easy to access. Padded thick fabric design protects your computer from bumps ?CONVENTENT USB EARPHONE PORT DESIGN?This water-resistant anti-theft bag has built-in cable design of the USB interface that can charge your mobile phones and other electronic devices anywhere. The headphone hole frees your hands when enjoying audio, music, etc ?LARGE CAPACITY MULTI-FUNCTIONAL COMPARTMENT? This large capacity backpack has multiple pockets, detachable keychain, pen case, and ID pocket on the front, which can keep your important personal belongings organized, safe and easy to find. In the middle of the luggage bag is a spacious packing space, which can put daily necessities, clothes, cosmetics, books, and other items ?BREATHABLE ANTI-THEFT? Luggage strap allows this business travel backpack to slide over the luggage tube for easy transportation and frees your hands; The breathable back, U-shaped widened and thickened adjustable straps conform to the human body curve to feel more comfortable, and there is a back anti-theft zipper pocket for storing personal important items; Side pockets are good for holding water bottles or umbrellas; Side compression straps keep the backpack at whatever size you require ?HIGH-QUALITY DURABLE MATERIALS?This heavy duty computer backpack is made of strong tensile, wear-resistant, high-density, and waterproof 1680D double-strand oxford fabric, with two-way smooth zipper and durable high-density nylon lining to ensure a long using time. This waterproof bag is a good choice of storing items for travel, business, work, school, and hiking, etc