Vet-recommended stainless steel bowl, fashionista-approved design! The Pioneer Pet Stainless Steel Drinking Fountain Raindrop Design is the trendy pups' favorite water fountain. Its modern design is a big step up from boring water bowls, and the stainless steel surface keeps bacteria from building up and infecting pets. The Pioneer Pet Drinking Fountain includes a replaceable charcoal filter that rids tap water of unnatural taste and odor.