The Subterra 30L Backpack is a bigger version of the 23L Backpack, and it has some similar features to it. These features include a vast amount of storage space, and certain areas that are dedicated to certain devices. The backpack was made with electronic device protection in mind. It approaches the area of electronic protection very professionally with organization being a priority. It contains a power pocket to help manage all the cords, and allows the user to have neatly organized electronic components that can easily have their cords either plugged into an external power source, or a power-bank if the owner so wished to. The inside of this backpack, through the top loading compartment, includes a space dedicated to storing a laptop that can either be a 15 inch Macbook Pro, or a 15.6 inch PC. It has a padded laptop sleeve with SafeEdge construction for better protection of your laptop. The flap extruding above the space can be folded down...