Which material is the best waterproof bag? How to choose a waterproof bag?

1. What material is the waterproof bag made of?
Waterproof bags, as the name suggests, are bags with waterproof function. They are often used for outdoor activities such as swimming and outdoor travel. Since they are waterproof, you can put your items in them with confidence. So which fabric is better for waterproof bags? There are three main types of waterproof bags:

• PU material, the fabric can resist splashing water or light rain when the water pressure is 2000-4000mm.
• PVC material, PVC waterproof bag is made of polyolefin resin, which has strong waterproof performance.
• TPU material, TPU material refers to thermoplastic polyurethane elastomer, which is environmentally friendly, beautiful and soft, and is a good material for making waterproof bags.

Among the three materials of waterproof bags, the better ones are mainly PVC waterproof bags and TPU waterproof bags.

2. How to choose a waterproof bag
For example swimming: Swimming requires a swim bag. Since it is a water sport, there are certain requirements for the waterproof performance of the swimming bag. In addition to good waterproof performance, some other aspects should also be paid attention to. So how to choose a waterproof swimming bag?

•  Size

When choosing a waterproof swim bag, the first thing to consider is its size. The capacity needs to be large enough to hold all the necessary swimming gear, yet portable and light enough. Note that when purchasing a waterproof swim bag, choose a size slightly larger than your swimming gear requires. Do not fill the swim bag to the full to avoid
easily damaged.

• Appearance style

There are many options for the appearance of the swimming waterproof bag. You can choose from a handbag, shoulder bag or backpack. You can also choose suitable colors and patterns according to your preferences. There are no special requirements, it depends on what you like.

• Functional design

After choosing the right style and size, the next step is to compare the functional designs of waterproof bags. A good waterproof swim bag is easy to organize, easy to access equipment, and convenient when loading and unloading the bag. Some points to look out for include: how many compartments the main belt has, whether the compartments have top flap straps or zippered openings, the number of small pockets or side pockets, and the configuration of the situation lights.

• Durability

The durability requirements of waterproof swimming bags are also relatively high. Be sure to choose a waterproof bag that is light and durable. At the same time, whether the stitching is firm, whether the zippers and openings are reinforced, and whether the bottom of the waterproof swimming bag is double-layered. Whether the contact point between the strap and the main body of the waterproof bag is firm enough is a point that needs attention.