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.