Features: Keep your pet hydrations and refreshing with our efficiency Pet Fountain Replacement Filters, designings to fit seamlessly with various Drink fountains. Featuring a multilayer filtrations Systems, these filters use Activate carbon to remove impurities, chlorine, odors, and improve the taste of your pet drinking water. Great for pet owners who caring their furry pet, ensuring they have safe drinking water. Suitable for indoor environment, these replacement filters maintain a freshing water source in any room, from living space to bedrooms, keep pet hydrated throughout day. Our Pet Fountain Replacement Filters offer both longevities and reliability, great addition to any pet caring routine. Specifications: Product Dimension: Approx. Filter diameter 14cm/5.51inch, foam size 3.0x3.7cm/1.18x1.45inch Component: Abs, Foam Type: 01/02/03/04 Package Includes: Type 01: 5pcs Pet Fountain Filters Type 02: 10pcs Pet Fountain Filters Type 03: 1Bag Pet Fountain Filters Foam(6pieces) Type 04: 2Bags Pet Fountain Filters Foam(12pieces) note: Please allow 1-2cm errors due to manual measurement. Due to the differences between different monitors, the picture may not reflect the actual color the item.