The Healthy Pet Water Station will revolutionize your pet's drinking water. The removable stainless steel bowl is dishwasher safe, making it easy to clean. The plastic reservoir is BPA free and comes in 3 sizes to accommodate your pet's water needs. To prevent knock over and spills the reservoir securely locks into place. The water reservoir is easy to refill and a flow-control valve fills the bowl as your pet drinks the water, assuring bottled water freshness.