The JSVER business laptop backpack is the best backpack for work and for school with multiple modern features for your tech gear. It comes with an anti-theft hidden hook buckle designed to keep your valuables safe. It is durable, lightweight and made with waterproof material. It features an external usb with a built-in charging cable to allow you to charge anytime and anywhere. It fits up to 15.6 inch laptop and can expand with the expansion zipper up to 20% more to the exiting capacity. The sleek and clean design will be complementary to your style.