OUT! Pet Stain and Odor Remover Refill, 96 oz OUT! Pet Stain and Odor Remover Refill (96 oz) removes pet stains and odors, keeping your carpets and upholstery stain and odor-free Pet Stain and Odor Remover uses a natural Pro-Bacteria and enzyme solution to neutralize tough pet stains, odors, and pheremones Works on new and old pet stain and odor problem areas, and helps to prevent pets from remarking Safe for any water-safe surface like carpets, upholstery, fabric, tile, sealed wood, plastic, vinyl, and concrete Safe to use around children and pets when used as directed