The working principle of PURE cabin filter is to remove impurities, harmful gases and odors in the air through physical filtration and chemical adsorption, thereby improving the air quality in the car and protecting the health of drivers and passengers. Our cabin filter adheres to the original quality, and the filter materials and technologies used can ensure high-efficiency filtration, high-strength adsorption, effective sterilization (some products), and high air volume, providing efficient protection for drivers and passengers. It is simple, easy to use and convenient, and family health comes first.