STORAGE SPACE & POCKETS: The main pocket is equipped with a separate laptop soft compartment hold 15.6-inch laptops and 15-inch, 14-inch and 13-inch Macbooks/notebooks. The soft sponge design will protect your laptop. Outside the compartment, a more spacious packing compartment roomy hold an iPad, mouse, charger, binder, books, clothes, etc. Mesh pockets are located on the sides of water bottles and compact umbrellas to keep your belongings organized and easier to find. TSA Friendly Backpack: TSA-Friendly function is exclusively designed for airplane flight travel. At Checkpoint, unfolds the laptop travel backpack freely 90-180 degree and the laptop stays flat without taking it from the bag, making it getting through airport security checkpoint more easily. The laptop travel backpack is large enough for hiking, vacation, travel, weekend getaway, overnight trip