Waterproof hiking backpack has a very strong external bracket. It played a good supporting role in the backpack between your shoulders and hips. Waterproof hiking pack share weight between your shoulders and hips, making you more comfortable. Backpacks and carrying system are fixed in the backpack frame.
Well, what are the advantages of waterproof hiking backpack?
First, carrying it is more comfortable when you walking in flat or moderate difficulty road. Second, the internal capacity of the backpack is larger. So that most of the luggage can be put in the package. There are interval and the side package with it. This makes the classification of goods and storage more convenient.
Finally, compared to the internal bolster backpack, waterproof hiking pack has a greater space between the body and the backpack. Making our body and backpack have good air convection and maintain saddled more cool and comfortable.
Waterproof mountaineering bags made of TPU material. The main characteristics of the TPU can be followed like this.
First, waterproof hiking backpack has a wide range of hardness. By changing the ratio of each reaction component in TPU, can get the different hardness of products. And along with the increase of the hardness, its products remained good elasticity and abrasion resistance.
Second, waterproof hiking backpack has high mechanical strength. The impact resistance and shock absorbing properties of TPU products are outstanding.
Third, waterproof hiking backpack's cold resistance outstanding. TPU's glass transition temperature is relatively low. It remains good elasticity, flexibility and other physical properties at minus 35 degrees.
Fourth, waterproof hiking backpack's processing performance is good. The TPU can be used common thermoplastic material processing method for processing. At the same time, TPU co-processed with certain polymer materials, the polymer alloy can be obtained performance complementary.
Quanzhou Haslor Bags Co, Ltd. has been manufacturing bags since 1995. We specialized in manufacturing all kinds of bags, such as school bags, travelling bags, outdoor backpack, mountain climbing backpack, wallet, mountain-climbing bag.