Bissell Ewww Enzyme-Powered Cat Stain and Odor Remover Something smells bad - really bad. But enzymes are oh so good. Tackle your pet's worst accidents with Ewww Enzyme-Powered Cat Stain and Odor Remover. The enzyme power permanently removes organic stains from urine, feces and other accidents. Powerful enzyme-action tackles deep-down stains and odors Fast-acting cleaning and deodorizing agents start working immediately Permanently removes organic stains from urine, feces and other accidents Safe for use on carpets, upholstery, pet beds, litter boxes or any water-safe surface Available in a 32-oz. spray bottle and a 128-oz. refill size.