【304 Stainless Steel】 The cat water fountain is made of high quality stainless steel, which is healthy and hygienic, BPA free, safe and easy to clean, can withstand years of daily use, is dishwasher safe and has excellent corrosion resistance. Stainless steel material is naturally skin friendly and friendly to your cat, especially those with chin acne or other sensitive skin issues. 【Quadruple Filtration System】Cat fountains is equipped with an activated carbon filter, which consists of cotton layer, activated carbon, and ion exchange resin, forming a triple filtration system. It can remove odor and soften water. Meanwhile, the filter sponge captures pet hair, dirt, and food particles, providing your pet with pure and healthy water. 【5V Ultra-Silent Pump】Pet water fountain is installed with a newly developed pump, which is very quiet and only sounds about 30db when running. You won't worry about your pet being frightened or noise disturbing its daily habits. In addition, the energy-saving pump is 5V low voltage, so it won't consume too much power even if it runs for a long time. 【Double Water Flow Design】Cat fountain water bowl replicates the natural preference of pets for drinking flowing water. And the fountain increases the oxygen content of the water, making it fresher and better tasting. This toy-like design encourages pets to drink water and is good for their kidney health. 【Easy to Disassemble & Clean】Cat drinking fountains can be assembled and disassembled in just a few minutes, making it easy to clean and replace. Also, it is easy to clean, just put it in the dishwasher (pump and filter not included).