Tub & Shower Mat has multiple uses. In the tub suction the mat to the back of your tub draw bath water and lie back with your upper back and neck on the mat. The vinyl bristles and built in ''bubbles'' work together to relax tired tense muscles. In the shower suction the no-slip mat to the shower floor. The bristles can be used to scrub your feet clean and the ''bubbles'' to press on reflex points in your feet.