Healthier - 304 Stainless Steel Material Compared with plastic materials, the pet fountain made of stainless steel materials is more tough, better resistant to corrosion,longer service life, and no other material elements will penetrate into the water to ensure the safety of pet drinking water. Fresh - Continuous Flowing Water Flowing water can attract animals to drink water. The use of pet fountain can ensure that continuous flowing water, continuous flowing water is beneficial to water purification, helps your cat drink clean water, helping cats' health. Clean - Activated Carbon Filter The activated carbon filter has dual functions of filtration and purification. It combines adsorption, filtration, interception, and catalytic action. Keep water clean.