• 18 Packs premium charcoal water filter with activated charcoal and ion exchange resin
• Compatible with Catit Design Senses Fountain, Catit Flower Fountain, Catit Senses 2.0 water fountain
• Ion exchange resin helps remove poisonous and heavy metal while activated charcoal helps remove chlorine, odor and organic contaminants from water
• Filters individual polybagged and sealed. Suggested to replace every 2 - 4 weeks to achieve the best quality of water
• Food graded activated charcoal. Quality meets or exceed leading national brands.