Urine Off Cat & Kitten Formula is a veterinarian-recommended product for feline urine odor and stain removal. Urine Off Cat & Kitten Formula uses bio-enzymatic technology and a high bacteria concentration to specifically target cat and kitten urine, permanently removing stains and odours from virtually any surface. The combination of micro-organisms and their enzymes in our non-pathogenic bacteria work together to breakdown the uric acid that produces urine's pungent aroma and the urea that sticks to the surface, effectively removing all components of the urine, when used as directed. This stain and odor remover is proven safe for a carpets, rugs, hardwood and more! Urine Off is safe to use around pets and people.