Material requirements for pet bags.

1. Environmentally friendly and non-toxic: The material should be non-toxic and odorless, and should not have any adverse effects on the health of pets.

2. Durability and Tensile Resistance: The material should have excellent wear resistance and tear resistance. Even after long-term use, it should not suffer from damage or deformation.

3. Waterproof Feature: For pet owners who frequently take their pets out, a good pet bag should have a waterproof function. Even in rainy days or in damp environments, it can ensure that the pet remains dry and clean.

4. Soft and Comfortable: The material should be soft and comfortable, able to fit the pet's body more closely, reducing the feeling of restraint, and allowing the pet to experience comfort and freedom during the journey.

5. Anti-slip and shock-absorbing: The material should have anti-slip properties, allowing for easy grasping even when hands are wet or oily, thus preventing the spillage of dog food. Additionally, the silicone material also has certain shock-absorbing capabilities, which can reduce the vibrations and noise generated by pets during use.

6. High-temperature resistance: The material should have excellent high-temperature resistance, and it should not deform or release harmful substances even in a high-temperature environment.

7. Specific Scene Materials: Depending on the different usage scenarios, different materials can be chosen. For instance, families with frequent outdoor activities should prioritize backpacks made of waterproof and durable materials. The thickened bottom design can effectively prevent the cold and dampness from the ground. City commuters tend to prefer collapsible and space-saving styles for easy storage and carrying. For long-distance travel or air travel, hard-shell aviation cases that meet aviation standards should be selected, with materials mostly being EVA or aviation-grade ABS plastic.