【Meet replacement needs】AONBOY filter set has 6 carbon filters and 6 sponge filters to meet your multiple filtration needs.
【Perfect Match】Compatible with the Stainless Steel Cat Water Fountain (108oz/3.2L S3-SC). Please check if your cat water fountain model is compatible before purchase.
【Quadruple Filtration System】The pre-filter of this cat fountain consists of a sponge to pre-filter larger impurities such as hair and food particles, and a deep filter consisting of a cotton layer, activated carbon and ion exchange resin to get rid of odors and soften the water.
【Protecting Pet's Health】 Proper hydration improves your cat's physical fitness, which is important for your pet's health.
【Suggestion】Please soak and rinse the filter for 5 minutes before use to fully activate the filter effect. It is recommended to change the carbon filter for the pet water fountain every 2-4 weeks and the foam filter once every 1-2 months.