Backpack identification:

quality:

work:

Every corner and crimping line are neat and tidy, there is no disconnection or jumper phenomenon, every stitch is very elegant in workmanship, which is a sign of high craftsmanship.

Material:

The materials of popular backpacks on the market are limited, such as nylon, Oxford, canvas, and even cowhide crocodile skin, etc., which can be attributed to luxury goods. Generally, computer backpacks use 1680D double strands. The fabric is relatively medium to upper. And 600D Oxford cloth is a more commonly used material. In addition, canvas, materials such as 190T and 210 are usually used for simple drawstring bag type backpacks.

brand:

See whose brand is louder, it is more popular with everyone. There are many brands, not all of them are suitable for you. Those with different meanings should be selected and judged according to your own preferences!

use:

structure:

The back structure of the backpack directly determines the purpose and grade of the backpack. The structure of the back of the famous brand computer backpack is more complicated. There are at least six pieces of pearl cotton or EVA as a breathable cushion, and there is even an aluminum frame. The back of the general backpack is a piece of pearl cotton about 3mm as a breathable board. The simplest drawstring type backpack does not have any padding material except the material of the backpack itself. Computer backpacks are of better quality, but have fewer styles. There are many choices of sports backpack styles, but the materials and workmanship are general. The fashionable backpack has a small capacity, but it is suitable for ladies to use in informal occasions.

Common sense of maintenance:

First: Don’t carry it on your back for a long time. If you are doing long-term exercise, it’s best not to carry your backpack for a long time. Certainly, it’s not good for your body to carry it on for a long time. Try to carry it by hand after an hour or two, and then carry it on your back, so that a combination of work and rest can extend the life of your backpack to a large extent.

Second: Always let your bag see the sun, don’t keep it in the house without outdoor sports. Without the moisturization of the sun, your bag may appear moldy, and there will also be some peculiar smells, which makes people smell very uncomfortable, not to mention you have to carry it on your back, so you might as well take a while Just take out your love bag for a sunbathing, and give it some sunshine?

Third: Try to avoid large-scale friction. In the process of using, it is inevitable that you will encounter some wear. This is not to say that you can’t wear it, but try to reduce the damage caused by wear as much as possible. Do less wear and more care . Try to avoid places with high friction or uneven surface. If you must use it, you should also keep an eye on it. Don’t use positive friction if you have to.