Resolve Urine Destroyer permanently eliminates urine stains, neutralizes odors on contact and helps prevent pet remarking. Formula utilizes high efficacy 100% bio-based polymer technology to remove the odor- causing molecules. Great for both pet and people accidents. Safe for use on carpets, area rugs, upholstery, fabrics, car interiors and hard floors (vinyl, ceramic and hardwood floors). Safe for pets when used as described.