Urine gone effectively removes new or old stains and odors from carpets, mattresses, furniture just about any washable surface or fabric. All you do is darken the room and use the included stain detector black light to show the urine messes. Just spray urine gone on and let it dry. Stains and odors disappear and keep pets from re-marking their territory. Includes 24 Oz. bottle urine gone and black light stain detective for pet or people accidents non-toxic safe for carpet litter boxes wood and tile bathrooms sofas and beds. For pet or people accidentsWith enzyme actionSpray on and it's goneNon-toxic Safe for: Carpets, LItter Boxes, Wood and Tile, Bathrooms, Sofas and Beds