if you are moving around a lot and backpacking around the world, it is far better to have a proper cheap messenger bag. They are simply more versatile, easier to carry up flights of stairs, pack into tight places, and overall, they just make life simpler. I don't need to pick them up when getting on the escalator or gobanneybag them up a flight of stairs or across streets. Help you quickly understand the basic performance of the backpack. I prefer backpacks. Here is the basic information of backpacks for you to buy quickly.
Osprey Atmos AG 65 Pack5. Osprey Atmos AG 65 Pack
This is a heavy-duty pack designed to evenly weight, and it comes with 3D suspension so that you have better upper body mobility.
Size: 62-68L
Straps: Upper and lower side sling bags for women straps
Features: Adjustable harness and hip belt, lots of pockets, hydration sleeve, FlapJacket to prevent against bad weather
Osprey Meridian Wheeled Convertible Luggage6. Osprey Meridian Wheeled Convertible Luggage
The wheels give this convertible luggage a unique advantage. You can pull along dusty roads or smooth work backpack men, or simply pick it up and turn it into a backpack.
Size: 60L
Straps: Quick-deploy shoulder harness and padded back panel
Features: Converts to wheeled luggage, backpacks for school daypack with laptop sleeve, zippered top pocket for toiletries, large panel opening