Formula for tough cat urine stains and odor. Guaranteed to permanently eliminate all stains & odors - even urine odors other products fail to remove. Removes all organic stains and odors, including foods, blood, vomit, feces, grease, dirt, grass, smoke, and perspiration. Will also work on old and deep-set stains and odors. No perfume cover-up and discourages new pet soiling.