3 in 1 convertible bag is not just a laptop bag, it can also be a messenger bag, a shoulder bag or a backpack, an ideal design for work, business travel.The luggage strap can be attached to suitcases, which can make your journey easier.The laptop backpack can hold up to 17.3 inches of laptop. Can accommodate 2-3 days of clothing,built-in laptop compartment.The buckle of compartment keep the laptop stable.More than 10 pockets are divided into multifunctional areas, which can save your time and space for reasonable and efficient storage. Easy to quickly through the security check.Adjustable shoulder belts with thickening breathable mesh sponges are shake-resistant,and relieve the pressure on your shoulders.The convertible bag as a work backpack.