Replacement filter cartridge for Kame Genki filter. Contains zeolite and activated carbon. 18 pieces. 15 pieces are new and unopened. 3 pieces are unopened without a box. Some packages may have dust or small stains due to storage. The price is set considering the above. Please consider if you understand. - Brand: GEX - Type: Cartridge filter - Application: For reptile tanks - Quantity: Set of 18 - How to use: Wash with water and use - Features: Uses zeolite and activated carbon