Backpack is a general term for backpacks that are carried on the shoulders. According to different usage scenarios, backpacks can be divided into computer backpacks, sports backpacks, leisure backpacks, backpacks and rope bags, military backpacks, mountaineering bags, etc. According to the different materials, it is divided into canvas bags, Oxford cloth bags, and nylon bags.
A backpack is divided into main compartment, carrying system, auxiliary structure
1. The main compartment is the internal storage system. According to the designed function, it can be divided into zipper bag, compartment bag, pencil bag, large-capacity bag, and compartment bag. Different backpacks may have different names and have similar things. High-end backpack design is more complex and more reasonable. It can hold more things without being bulky.
2. The carrying system consists of the back structure of the backpack and the straps. The straps have S-shaped straps and H-shaped straps.
Due to the design of the H-shaped strap, the pressure is all concentrated on the shoulders. If there are many and heavy items in the bag, the shoulders will cause a lot of discomfort, and the shoulders will fall down for a long time, which will affect the image.
The S-shaped strap design is more user-friendly, so that the weight of the backpack is evenly distributed throughout the body. Even with a very heavy pack, there is basically no weight felt.
3. The main points of buying a backpack.
Breathable: This is very important in summer. If it is not breathable, it will be sultry for a long time.
The load is evenly distributed: try to choose an S-shaped strap.
Reasonable internal storage design: good internal design, enough items will be stored in an orderly manner.
Fine workmanship: The turning lines are evenly spaced, without jumpers and thread ends.
4. Material of backpack
Fabric: Canvas is breathable, easy to maintain, and has no problem with daily commuting.
Nylon: Poor breathability, but very wear-resistant.
Leather: Medium breathability and high comfort.
5. Whether it is reasonable to match with your own dress.
