Simple green, gallon oxy dog, pet stain & odor remover, works via natural power of peroxide that oxidizes organic soils, removing stain & odor, best choice for hard, non-porous surfaces, tile, linoleum, plastic, vinyl, painted or sealed wood, cages, crates & more, contains a soft citrus scent, non-toxic & biodegradable, never tested on animals, people, pet & surface safe.