12PCS Cat Water Fountain Replacement Filters 2.4L Pet Water Fountain Filters BPA Free

Descriptions:
【Cat Water Fountain Filters??/b>Cotton layer.activated carbon and ion exchange resin forming a three-layer filtration system.They can filter hair.particle.heavy metals. and improve the taste of the water so that pets can drink clean and fresh water from cat fountain. 
【Good Applicability ??/b>Replacement water fountain filters compatible with the flower fountains. catches hair and debris. remove impurities and odor. keep the water tasting fresh.
【Recommendations??/b>Please soak the filter in water for 2 minutes and rinse it thoroughly under running water before use and change the filter every 2-4 weeks. 
【Individual Package??/b>The cat fountain filters replacement are individually packaged. Pack a box for every four filter . a total of 3 boxes. sealed to maintain high quality.
 
Features:
Triple Filtration System
Strong Fiber Cotton
High-Density Cotton Mesh Surface Layer Filters out hair. sediment and debris to clean water
Activated Carbon
Activated Carbon Purify and freshen drinking water for better tasting
Ion-Exchange Resin
Ion-exchange Resin Reduce the heavy metal ions in water and soften tap water