With Uri-Go, all urine stains and odors permanently disappear. Even urine stains many years away completely with this final product. No matter what type of surface is, soft or hard. Urine contains crystals, which are dissolved with Uri-Go. This means that the odor of urine disappears. Besides the aroma of fresh lemon leaves a pleasant smell. Uri-Go is ideal for use at home, in schools and kindergartens. It can be used in kennels. This product has been tested extensively.