The laptop bag belongs to the category of 3C digital accessories and luggage products, which appeared with the appearance of notebooks. A bag used to hold notebooks and official documents. There are computer bags and inner bags. Overseas is usually called "computer business bag, inner bag".
With the development of technology and the times, the style of computer bags is not only men's and women's, but more neutral bags have been launched.
Sizes of 10.6, 12.1, 13.3, 14.1, 15.2, 15.4, 17 inch, etc. have all been available; with the introduction of more sized notebooks, computer package manufacturers are also rapidly launching matching package sizes; Generally still 13-15 inch package.
The materials (fabric) are: ballistic nylon twill nylon fine nylon, reinforced multi-fat cloth, nylon, kewei skin, real cowhide, etc.
The protective layer materials are: various levels of memory foam, ordinary sponge.