Cat Water Fountain Filters, 10-Pack Triple Action round Fountain Filter

【EASY TO USE】 Just rinse the cat fountain filters with water before use and place it into the fountain. Replace the pet water fountain filters in every 3 to 4 weeks to maintain water freshness. 【WIDE COMPATIBILITY】 These cat filters for water fountain are compatible with a wide range of pet water fountain including most of the automatic pet fountain, not for specific filter fountains only.

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