Anti-Marking and Cat Spray Remover Can Remove the Invisible Stickly Mucous & Pheromones The only product that can remove the invisible stickly mucous & pheromones that remain after urinnation or spraying Gets kittens and cats back to using the litterbox even after using other brands that fail Use in carpet machines at a rate of 5:1 to bring the freshness back into your home The only product that can remove the invisible stickly mucous and pheromones that remain after urination or spraying Gets kittens and cats back to using the litter box even after using other brands that fail