Quadruple Filtration System: Activated carbon, ion exchange resin, and cotton layer work together to remove odours, and impurities, and soften tap water for clean and healthy drinking water for pets. Replacement Filters: High-grade filters made with eco-friendly materials ensure a continuous supply of purified water for your pet's fountain. HIPS Material Shell: Durable and safe housing for the filter, providing long-lasting use and protection against impurities. Easy to Use: Soak the filter for 2 minutes and rinse thoroughly before use to prevent any activated carbon dust from falling off in the water. Filter Replacement Frequency: Depending on usage, change the filter every 2 to 4 weeks to maintain optimal water quality for your pet. Description: Introducing our high-quality filter for pet water fountains! This set includes 6 replacement filters designed to provide clean and healthy water for your beloved pets. With a quadruple filtration system, these filters effectively remove odors, soften tap water, filter hair and impurities, and repair the filter housing to ensure optimal water quality. Made with natural eco-friendly materials, our filters are free from any peculiar smells and feature high-density microporous construction for a clean water source. The shell is crafted from HIPS material, while the interior contains a cotton layer, activated carbon, and ion exchange resin to purify the water and remove impurities. To ensure the best performance, we recommend soaking the filter for 2 minutes and rinsing thoroughly with running water before use to prevent any activated carbon dust from falling off into the water (which is harmless to your pets). Depending on your pet's drinking habits and the number of pets using the fountain, it is recommended to change the filter every 2 to 4 weeks. Provide your furry friends with freshness and clean water by purchasing our filter for pet water fountains today! Item Name: Filter Material: Cotton Features: High-density Microporous Filter Mesh, Quadruple Filtration System, Replacement Size Details: L: 11.5cm/4.53", W: 4.5cm/1.77", H: 0.8cm/0.31" (Approx.) Notes: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Package Includes: 6 x Filter