This refrigerator and freezer dryer filter is designed to ensure optimal performance and longevity of your cooling appliances. The single tube filter accessory is crafted from excellent copper, providing excellent durability and efficient filtration. It is an essential component for maintaining the cleanliness and functionality of your refrigeration system. Features -Color:Assorted Color -Material:Copper -Size:13.00X1.90X1.90cm/5.11X0.75X0.75in -Efficient filtration: effectively removes grime and strange smell from refrigerators and freezers, ensuring a clean and fresh environment for food storage -Easy replacement: designed for handy installation, allowing users to quickly replace filters and maintain optimal appliance performance - compatibility: suitable for dual-direction refrigeration systems, enhancing the efficiency and reliability of cooling operations -Moisture absorption: absorbs moisture and harmful substances within the refrigeration system, preventing damage and prolonging appliance lifespan -Versatile application: ideal for refrigerators, freezers, and singletube filter systems, providing broad compatibility across various cooling devices Package list: 4 x filters