Alienware Orion Backpack 17.3 inches keeps all gear protected and safe. The backpack's subdivided, heavily-padded main compartment can easily accommodate two 17" laptops. Ten other pockets are located in a secondary compartment. These can be used to hold everything from pens and CDs to plane ticket or MP3 players. You can carry all your gear in the interior pockets Wireless Security Shield will protect your cell phone from hackers Ergonomic straps, back and shoulder for maximum comfort. Material: 840 denier nylon.