Waterproof PP non-woven fabric is a type of material made from polypropylene fibers that have been bonded together without being woven. The characteristics of this fabric include:

1. Waterproof: The fabric is designed to resist water and moisture, making it suitable for use in products that require protection from water.

2. Durable: PP non-woven fabric is known for its strength and durability, which makes it an ideal material for products that require resistance to wear and tear.

3. Lightweight: The fabric is lightweight and easy to handle, which makes it an excellent choice for applications where weight is a concern.
   

4. Non-toxic: The material is made from non-toxic, environmentally friendly materials, which makes it safe for use in various applications.

5. Breathable: PP non-woven fabric allows air to flow through it, which makes it suitable for products that require breathability.

6. Flexible: The material is flexible and can be easily molded into various shapes, which makes it suitable for use in a wide range of products.

7. Resistant to chemicals: PP non-woven fabric is resistant to chemicals, which makes it an excellent material for products that require resistance to chemicals.

8. Easy to clean: The fabric is easy to clean and maintain, which makes it suitable for products that require frequent cleaning.