Urine Off is a unique cleaner and deodorizer which uses enzymes to eliminate the uric acid and salts that cause urine odour. Specifically formulated to eliminate cat and kitten urine - even tomcat. Breaks down uric acid crystals to eliminate the primary trigger mechanism for ~marking~. Urine Off is far more effective than ordinary cleaning products and its bio-enzymatic formula is 100% biodegradable which means it's safe for the environment. Urine-Off for Eliminating Cat & Kitten Urine; packaged in an easy-to-use 500ml Bullet Bottle with Carpet Injector Cap which allows you to inject Urine Off deep into the carpet, pad, and sub-flooring much more effectively than with the traditional trigger sprayer. Concentrated formulation to tackle high-protein cat diets that create pungent urine and spray. * Works even for strong Tomcat urine.