This eye cleaner is specially designed for complete hygiene of the eyes and their surroundings. Show Tech No More Tears treats and helps prevent issues related to overactive tear ducts. Breeds with short noses suffer from blocked tear ducts, causing tears to become brown and stain the fur. Recommended for short-nosed breeds such as Maltese, Shih Tzu, Pekingese, Yorkshire Terrier, as well as cats: Persian and Exotic Shorthair. Regular use eliminates brown tear stains. How to use: Clean the areas around the eyes 1-2 times a day with a cotton pad soaked in the solution, removing any excess. Ingredients: The main ingredients are boric acid (2%) and benzalkonium chloride (0.1%). Benzalkonium chloride is a quaternary ammonium compound known for its bactericidal action against Gram-positive and Gram-negative microorganisms.