Short description: In addition to the main storage compartment, the backpack offers various additional storage compartments: an extra padded laptop compartment (15.6″), an extra padded tablet compartment (11″), two padded internal pockets, each approximately 15 cm x 2.5 cm x 11 cm, a 20 cm long and 20 cm wide zippered mesh pocket, and two open exterior pockets with elastic. As a special feature, the backpack offers a USB port on the outside with an internal cable, allowing convenient charging of a mobile phone or similar device with a power bank in the backpack (not included).