Product Description Accidents happen, as every pet owner knows. Nature’s Miracle Urine Destroyer Plus Foam for cats penetrates down into carpet to power out severe cat urine messes. The foam aerosol spray also works to get rid of strong urine and the yellow, sticky residue that comes along with pet accidents. The bacteria-based formula produces enzymes when it comes into contact with a food source like pet urine. This enzymatic cleaner continues working as long as the food source is present to break down and power out tough messes. Plus, the fragrance is made with essential oils for a pleasant scent. When used as directed, this product is safe to use around your pets and in your home. Bacteria-based enzymatic formula. Powers out severe cat urine messes. Essential oils for a pleasant scent. Safe to use around your pets and in your home when used as directed.