Precautions for the purchase of wholesale casual backpack

1. Size capacity
The size and capacity of wholesale casual backpack is an important factor to consider. If you often carry a laptop out, you should choose a backpack that is slightly larger than the size of the computer. It is best to choose a backpack with a computer divider, preferably one with cushioning and shock absorption. The capacity is selected according to individual needs.
2. Carrying system
The carrying system is an important point to judge the functionality of wholesale casual backpacks. A simple carrying system mainly depends on two points: 
（1）It is best to use S-shaped or H-shaped shoulder straps. The wide and padded shoulder straps will be more comfortable to carry. The shoulder straps are more fitted to the shoulders and back curves, and no matter how heavy things are carried, they are as light as a feather.
（2）It is best to have a back pressure dispersion design.Wholesale casual backpack with a large area of ​​elastic foam on the back, or a casual backpack with a lumbar pad design at the waist, can distribute the weight to the hip bones. Wearing such a bag on the upper body, the comfort level is unforgettable.

3. Backpack material
Wholesale casual backpack with a textured back can make your travels more dignified. The most common materials used in wholesale casual backpacks are polyester, nylon, canvas and leather. Polyester and nylon are generally the most commonly used materials in leisure backpacks. They are wear-resistant and anti-manufacturing, and have strong waterproof functions. The disadvantage is that they are not breathable. Compared with nylon, canvas is more breathable and more youthful, and is generally suitable for student parties; polyester and nylon styles are more suitable for commuting and outdoor wear; leather models are most suitable for business men or light mature men.