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Waterproof water sports activities, outdoor tourism, diving essential supplies. The bag is made of a waterproof material and is made of water repellent in the suture. In the water activities and outdoor activities in the process, you can put the items into the waterproof bag to ensure that the items dry.
The bag is a waterproof material, and the pocket is a mechanical seal.
The real waterproof package to material technology and waterproof conditions to qualify whether it is waterproof.
1: general waterproof: general waterproof effect to the sewing process with sewing needle waterproof fabric, and then waterproof strip to fit the needle hole can not enter the water.
2: professional waterproof: professional waterproof can be divided into two kinds:
A: in the process and materials are waterproof level for the highest requirements, such waterproof bags for outdoor drift with more materials to 500D-1000D folder or TPU composite material, the process with high frequency voltage hot melt, so that two Material seamlessly integrated, coupled with a transparent transparent mouth 15CM transparent material to strengthen, outside the three fold, within the three fold, so that the treatment was able to really waterproof, (inflatable can be used as a life cycle).
B: diving waterproof: the market has a phone or camera in the waterproof bag, waterproof 10 meters deep, waterproof water jacket can reach the depth of 10 meters -20 meters underwater.
2 refers to the ski gloves above the waterproof inside, generally with TPU or hipora and other waterproof breathable materials to do.
Now waterproof bags more and more popular, riding, climbing, swimming, diving, hot springs and so on. But sometimes the seller does not explain how the use of waterproof bags, especially after the first thing to buy waterproof bag is the first test. On the test of this one for a description of reference. We must remember that the first test and then use
First, put the paper towel into the waterproof bag
Second, the seal on the top of the waterproof bag, fastened fastened. This place must be safe, waterproof here.
Third, to ensure that after fastening, into the pool (basin, bucket, etc.), if the time can be their own pressure, or find something to the water bag pressure to the water.
Fourth, after about 5-10 minutes in the water, take the waterproof bag out. Wipe dry surface wipes with clean dry wipes. Then start opening the buckle and seal. Here also pay attention to Oh, buckle and seal the water droplets have to wipe clean, or drops of water will fall into the waterproof bag.
Fifth, the water drops are wiped clean, remove the paper towel. The paper towel is not wet, indicating that the waterproof bag is not leaked. On the contrary, you need to communicate with the seller, oh.
Note: whether it is a new waterproof bag or has been used for a long time, it is best to use before the test. Because there may be scratches in the preservation process. For everyone's mobile phone tablet security, test what is wrong.