Umates Protector15X is the most sold Umates PC bag and identical with Umates Protector15 but with an extra back pocket with room for a large ring binder, all your documents or portable printer.A trolley fastening strap on the back of the case ensure easy transportation while travelling.This computer bag has many different pockets and compartments so that you have lots of space for papers, AC Adapter, various cables, PDA, keys, etc.Umates Protector15X is made of Teflon-coated nylon. You get an ergonomic and extra padded shoulder strap so that the carrying case does not feel heavy when it is full of equipment and other necessities.Umates Protector15X also has the patented Umates TopProtector system so that it is fast, easy and safe to get the notebook in and out of the PC bag case without exerting any pressure with your hand.