The internal space of the collage consists of a main compartment of the laptop and two other zipper compartments for placing other devices. The other compartment of the bag has a spacious and convenient space to accommodate other needed items (books, pamphlets, notepads, etc.). The front zipper compartment of the bag also includes a mobile device, a pen and a car, and a small zipper pocket.
This handset has a handsfree port for connecting to a mobile phone and a variety of players and a USB jack (USB) for connecting to a power bank, whose output is located on the chandelier.
It also has a shoulder strap centering (adjustable to reduce pressure on the shoulders). On the back of the bag, medical anti-sweat pads are used to ventilate the air and prevent sweating.