Men's business backpack $ 37.12 Material: Polyester Specification: 33X45X15cm (width, height and thickness) Adjustable shoulder strap length 50 ~ 100cm Main compartment digital compartment 1 layer size: 36cm high and 28cm wide can hold 15.6-inch laptop. 2 layers of main compartment digital compartment Size: 25cm in height and 20cm in width, can hold 12.9-inch laptop. Size description The main bag space is divided into (2 large digital compartment bags, 2 small digital storage bags, 1 zipper bag) 1 key ring, 1 USB charging cable. Can store 3-5 days travel items, books and magazines, clothing and luggage. The outer pockets include: 2 hidden front pockets 1 close-fitting back pockets (width 27x height 15cm) to hold mobile wallets and other items.