CARBON ACTIVATED PRE-FILTER: Breathe Naturally's carbon pre-filters use activated carbon to trap and neutralize smoke, and airborne pollutants. This filtration technology helps maintain a clean environment by capturing particles and contaminants, contributing to improved indoor air quality. EXTRA THICK FILTRATION: Our filters are 0.2 inches thick, providing increased filtration capacity compared to standard 0.1-inch filters. This extra thickness enhances their ability to capture more airborne particles without restricting airflow. Enjoy a cleaner home or office as these filters trap pet hair, and other pollutants more effectively. UNIVERSAL CUT TO FIT: Each carbon filter comes with two hook and loop tapes for easy attachment and can be tailored to fit a wide range of applications. Simply cut the filter to the required size for a perfect fit. These versatile filters are ideal for use in air purifiers, vents, fans, windows, trash cans, litter boxes, range hoods, furnaces, HVAC systems, dehumidifiers, and many other uses. This customizable design ensures no gaps for unfiltered air, enhancing the efficiency of your devices. MULTIPLE SIZE AND PACK: Available in various sizes, these filters come in packs of 1, 2, 4, or 6, catering to your specific needs. Whether you need a single or multiple filters, these options provide convenience and value, allowing you to maintain optimal air quality in your home with regular filter replacements tailored to your needs. CUT AND PACKAGED FROM USA WITH RESEALABLE PLASTIC BAG: Proudly cut and packaged from the USA, each pack comes in a resealable plastic bag, keeping unused filters fresh and ready for use. This ensures that your filters remain effective, providing consistent and reliable air purification for your home, and maintaining a clean and healthy environment for you and your loved ones. Breathe Naturally's carbon activated pre-filters use advanced activated carbon technology to trap and neutralize smoke and airborne pollutants, ensuring a cleaner indoor environment. With an extra thick 0.2-inch filtration capacity, these filters outperform standard 0.1-inch filters, capturing more particles and contaminants without hindering airflow. Each filter is universally cut-to-fit, includes two hook and loop tapes for easy attachment, and can be customized for a variety of applications such as air purifiers, vents, fans, windows, trash cans, litter boxes, range hoods, furnaces, HVAC systems, and dehumidifiers. Available in multiple sizes and packs of 1, 2, 4, or 6, they offer convenience and value for maintaining optimal air quality. Proudly cut and packaged from the USA, these filters come in a resealable plastic bag to keep unused filters fresh and effective, ensuring consistent air purification for a healthier home.