T-shirt bags are also known as convenience bags. It is true that T-shirt bags offer great convenience in outdoor activities.

1. The T-shirt bag is small in size, and can be used to hold some garbage generated during outdoor activities, and people can put a bag in their pockets, which is convenient for themselves and protects the environment. Therefore, plastic T-shirt bags play a big role.

2. When you are in a water park and wading attractions, you can put your valuables in a plastic bag, which can play a waterproof role. It should be noted that when using plastic T-shirt bags, the packaging should be sealed, and the bag mouth should be tightly tied so that no water enters.

3. Overnight camping outdoors, the plastic T-shirt bag also has a great effect, it can be used to lift water, store water, and even be used as a shower after hanging high.

4. Advertisements can also be printed on the T-shirt bag, so that the T-shirt bag can kill two birds with one stone.

Of course, these are just common operations, and the clever use of T-shirt bags is much more than that. The magic of this needs to be discovered in people's daily lives. The rational use of plastic bags can greatly avoid waste.