Vetafarm Water Cleanse 100ml. To maintain clean healthy drinking water for small mammals. Water containers remain clean, fresh and safe for all small animals. Protects small animals water from dangerous water-borne organisms. Stops the growth of green slime in water making water containers easier to clean. Includes natural fruit acids that stimulate the digestive system and encourage vigour. Directions: For drinking water add 2 drops per 100mL of clean water. Recommended for: All small animals for cleaner, safer water.