Backpacks are no longer just containers for carrying items, but have become fashionable items that showcase personal taste and style. Fashionable backpacks, with their unique design, high-quality materials, and practical functions, have become an essential choice for modern urban people's daily travel and social occasions. The backpack, an indispensable companion in our daily lives, has been by our side since the moment we step into school. It is not just a simple storage tool, but also a witness and companion to our knowledge journey.