Product Name: Artero - Pretty Eyes - Tear Stain Cleaner for Dogs and Cats. Removes stains around the eyes, mouth, or paws of dogs and cats. Continuous use of Pretty Eyes completely removes stains from these areas. These dark areas are due to bacteria found in the pet's saliva, mucus, and tears, and cannot be resolved with baths. Features: It is the number one remedy for removing tear stains. Artero Pretty Eyes regulates pH and eliminates the bacteria causing these brown areas. Regular use helps prevent problems associated with the overactivity of tear ducts. Instructions for use: Apply morning and night with a gauze or Artero cleaning thimble Ref. H685, (see below in "Related Products") that is soaked (almost dripping) and apply to the darkened area. When in full treatment, apply twice a day, morning and night.