*Our bag has 1 zippered main compartment. There is 1 zippered pocket and 2 regular pockets in the main compartment. *There is 1 compartment on the back of the bag. *There are USB ports and 1 zippered compartment on the side of the bag. *The back of the bag is made of mesh material that prevents sweating. *You can easily adjust it to yourself with its adjustable strap. *Bag Dimensions: Width: 15 cm Height: 20 cm Depth: 5 cm Material: Polyester