Shout Triple-Acting Laundry Stain Remover is tough on stains, but gentle on your color-fast machine-washable fabrics. It's triple-acting formula Clings onto fabric stains in the washing cycle, Penetrates stains quickly once sprayed upon, and Lifts stains off of fabric. Safe for all colorfast washables and works in all water temperatures. Shout has the stain-fighting ingredients to break up and remove tough stains so you can live in the moment, and clean up later.