Features: Ensure your furry friend stayhydrated with these Cat Water Fountain Filters, providing clean and healthy water for your pet. The increased internal filter material of these replacement filters improves filtration efficiency, extending the usage time of your cats water fountain. Designed for all pet owners, especially those concerned about their pets water quality, these filters are essential for maintaining a healthy urinary tract in cats. Suitable for various pet water fountains, such as cat and dog drinking fountains, these filters can be used in homes, pet stores, and breeding farms. Experience the convenience and peace of mind, know that your pet is drinking from a clean and softened water source, thanks to the professional softening technology used in these filters. Specifications: Product Dimension: Approx. Foam size 2.5x2x1.5cm/0.98x0.78x0.59inch Material: Activated carbon Package Includes: 12x Pet Fountain Filters note: Please allow 1-2cm errors due to manual measurement. Due to the difference between different monitors, the picture may not reflect the actual color of the item.