Dry powder formula. Just shake it out and leave to evaporate over the next two weeks. Used For: Poop, Urine, Offensive Odors & Stains Be Gone! Dog Runs, Kitty Box Odors, Urine, Odors! Removes waste stains from Pet Turf, Grass, Soil, Decks, Concrete and Hard Surfaces. Great for Under Bird Coops, Rabbit Pens, Large Animal Pens and Much More.