Lightpak Master Laptop Trolley Backpack for Laptops up to 15.4 inch Black - 46005Business laptop backpack with lockable trolley made of black polyester. The large main compartment can be expanded by a zipper and comes with a padded laptop compartment. The organiser compartment on the front includes several smaller compartments as well as pen loop and name card compartments. The special feature of this backpack is the dirt cover for the wheels and the stowable shoulder straps. Black. 325x180x485mm.