This sports backpack specially designed for men uses durable polyester fiber and more than 12 zipper pockets to store and separate the contents, thus keeping your laptop and personal belongings safe, including 2 side pockets for quick access, a mesh bracket for water bottles and safety. Its large main compartment can accommodate up to 15.6 laptops, which is very suitable for work or travel. Ergonomically designed, it has a breathable 4-back panel, an air cushion belt for relieving shoulder tension, a compression belt for fixing equipment and an extra compartment for the bottom blade. It also provides a breathable front panel for placing extra water bottles, food or other items that you may need to access conveniently. The bag has a height-adjustable U-shaped clip NA with extra width for backpack shoulder strap, which is used for long-term transportation choice, and C.