The All Purpose Pond Disposable Water Cleaner Refill is a natural, bacteria-based solution designed to keep small ponds and water features clear, balanced, and odor free. Using a patented floating time-release dispenser, it steadily releases beneficial bacteria and enzymes that break down excess nutrients and organic debris without harsh chemicals. Non-toxic and easy to use, it is safe for fish, plants, pets, wildlife, and people, making it an ideal maintenance option for residential ponds and decorative water features.