Computer bags on the market in a variety of types, how can I buy the right computer bag has become a consumer headache, the following according to the summary of the four key points to buy a computer bag:
1、shoulder straps
If the shoulder strap comfort is not good, it will make the shoulder feel very tired. In fact, many people in the selection of computer bags will exist in a misunderstanding, that is, the wider the better the shoulder strap, in fact, not, pick a good shoulder strap, it is recommended that users press hard to see whether the internal sponge is filled, elasticity and so on.
2、 zip
It is recommended that the majority of the Benben family, the selection of computer bags to repeatedly check the zip, observe whether it can slide smoothly. Also need to pay attention to whether the chain has the phenomenon of bad teeth.
3,、the protective layer
First of all, you need to check the device inside the computer bag, if the sponge is equipped with a thin and flimsy, which indicates that the cushioning and moisture resistance of the backpack is not very good. High-quality computer bag in the device computer sandwich parts, will set up two layers, and near the human body parts will have a thick layer of sponge, the user sat up more comfortable, now on the market with professional internal design, inside the anti-vibration airbags, can easily protect your love machine.
4、fabric waterproof
Especially during the rainy season, the computer bag waterproof is the most important, this time you want to pick a waterproof computer bag, the first thing to do is to look at the fabric, how to test the computer bag fabric is waterproof, the best way is to take a paper cup in the computer bag fabric wine on a little bit of water, if it becomes a bead of water, proving that some of the fabric is waterproof, if the rapid infiltration of the fabric that proves that it is not waterproof, but the market is also no
