Catit Design Senses Watter Softening Filter - 2 Pack (for Flower Fountain)
Catit Triple Action Fountain Filter (2pac.)
Catit Pixi Fountain Triple Action Filter Cartridge, removes odours and impurities, and softens tap water (3 Pack)
Catit Mini Fountain Filter Pad, Dual Action (3 Packs)
Catit Triple Action Fountain Filter (5pac.)