The Songbird Essentials Bird Bath Protector 4 oz. (SE7030) is an all-natural formula intended to create fresh and clean water in your bird baths. This cleaner is made of non-toxic natural enzymes that is completely safe for birds, pets or to any wildlife as well. It certainly prevents mineral deposits, sludge, stains and organic contamination that are really harmful for your feathered friends. Start with a clean bird bath to see how it effectively works.