🍃🍃【Applicability】Filter-Monster branded replacement filter compatible with Molekule pre-filter. 🍃🍃【Warning】: This filter bundle is not compatible with the Air Pro，Molekule Mini and Mini+. 🍃🍃【Purifying Air】Non-woven fabric and coconut shell activated carbon super adsorption combination, can adsorb airborne dust, pollen, suspended particles, harmful gases, etc., to provide clean and fresh air environment for the family indoor space personnel, protecting the health of your family. 🍃🍃【Service Life】Recommended to replace every 3 months for maximum efficiency, or more often depending on air quality and environmental factors. 🍃🍃Please replace regularly to keep your machine fresh and clean,For best results, remove the filter once a month and clean with a soft brush or gently vacuum. Freairpilot 2PCS Air Filter Replacement for Molekule Air Purifiers,Pre-Filter Replacement with Activated Carbon.