COMPATIBILITY: This dog water filter replacement is suitable for DF10 and DF30 dog water fountain, encourages your cats and dogs to drink more, and provides your pet with cleaner and healthier water 12 PACK PET WATER FOUNTAIN FILTER: You will receive 12 individually sealed packages of water fountain filters df10, enough for daily use and replacement of your machine. High quality and save money THREE-LAYER FILTRATION SYSTEM: The sponge of pet water fountain filter captures cat hair and debris, the ion resin layer removes chlorine and metals, and the third layer of activated carbon removes bad tastes and odors to provide fresh, clean water for your pet EASY TO INSTALL: The cat fountain filter is easy to remove, it is recommended to change the df10 dog water fountain filters every 2-4 weeks, so you can save money while taking care of your pet. However, if there are multiple dogs or cats using the fountain, more frequent changes will be required NOTE: To prevent activated carbon dust (which will not harm your pet) from being shed into the water, soak the df10 replacement filters in water for 3-5 minutes and rinse the cat water fountain filter replacement thoroughly under running water before use Brand names and/or trademarks are used here only for product description or identification of devices and/or device types. Errors reserved MyfatBOSS Dog Water Fountain Filter, 12 Pack Pet Fountain Filter Replacement Compatible With DF10 and DF30 Dog Water Fountain, Replacement Filter for Cat, Dogs, Multiple Pets THREE-LAYER FILTRATION SYSTEM The sponge of pet water fountain filter captures cat hair and debris, the ion exchange resin layer removes chlorine and metals, and the third layer of activated carbon removes bad tastes and odors. 12 PACK PET WATER FOUNTAIN FILTER 12 pack cat fountain filters are enough for daily use and replacement, so that your pet can drink clean and fresh water. EASY TO INSTALL The dog fountain filter is easy to remove, please pay attention to the square arrangement of the front and back sides of the pet water fountain filter replacement. PACKAGE INCLUDED: 12 × Pet Fountain Filter Replacement