PETLIBRO Cat Water Fountain Ultra Quiet with Two Flow Modes, Large-Size Filter Capsule Pet Water Fountain, 71oz/2.1L Visible Water Level Dog Water Dispenser for Cats & Dogs

Quadruple Filtration System: 1. Activated carbon removes bad taste and odor 2. Ion exchange resin could soften the tap water 3. Medical stone removes heavy metals and releases trace elements 4. The non-woven fabric could filter hair and impurities that provide clean water and health to pets. (Each cat water fountain comes with 4 packs of premium filters.)