Kaboom 19 oz. FoamTastic Color Changing Bathroom Scrubbing Foam makes cleaning your bathroom a breeze. This rich foaming cleaner turns white when it's clean, so you can be sure that your surfaces are spotless. It's 100% tough on soap scum, dirt, and grime, but won't stain surfaces. With its fresh citrus scent, your bathroom will be sparkling clean and smelling great in no time.