Two filter pads made from quality cotton material that capture dust and impurities to maintain a clean indoor environment while helping your air conditioner run efficiently for extended periods. cooling performance: By reducing dust accumulation inside your air conditioner, these filter pads improve airflow and cooling capabilities, creating a more comfortable living space during warm weather while supporting energy efficiency. Easy installation process: Designed for hassle replacement without special tools, these user friendly filters snap into place quickly, allowing you to maintain your air conditioning system with minimal effort. Multiple filter options available: Choose between catechin filter element, standard filter cotton, or 3 in 1 health filter element versions to match your specific air purification needs and unit requirements. What you get: Includes two filter pads for convenient replacement and continued performance. Made from quality cotton material for effective dust and impurity capture. Use scenarios: Home with dusty environments or after renovations to keep the AC clean and efficient. Allergy or respiratory sensitive households seeking reduced indoor dust and pollen. Small office or classroom settings that require reliable cooling and ongoing air purification.