Nature’s Miracle Just For Cats Oxy Formula Set-In Stain Destroyer is a set-in stain destroyer that freshens with a light orange scent! Not only is this product a set-in stain remover, but it also has a cat odor control formula. The oxygen concentrate formula penetrates, separates and lifts embedded stains and odors. The bubbling action of oxidation loosens and removes debris that clings to fabric fibers. When used as directed, this product can be used on carpets, hard floors, furniture, fabrics and more. The quick-acting formula begins to eliminate stains and odors on contact. When used as directed, this product is safe for pets and home.