Brief introduction of backpack
Jan 10,2020

Backpack is a general term for backpacks that are carried on the shoulders. According to the different uses of the backpack, it is divided into: Computer Backpack, Sports Backpack, Fashion Backpack, School Backpack and School Backpack, and Military Backpack. Backpack), mountaineering bags, etc. According to the different materials, it will become canvas bag, Oxford cloth bag, nylon cloth bag.

 

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