<ul> <li>High Efficiency Particulate Cabin Air Filters are designed to trap microscopic pollutants including pollen, mold and common allergens</li> <li> Provides true clean air to enhance respiratory health without adding formulated chemical odor neutralizer</li> <li> Additional static cotton layer added to HEPA Media to provide high capacity in holding small particulates</li> <li> Structural ribs added to provide increase stability of Filter</li> <li> Recommended replacement at 12,000 miles or per vehicle owners manual</li> </ul>