PREVENTS THE BUILD-UP OF SOAP SCUM AND LIMESCALE. JUST SPRAY ON. NO SCRUBBING. KILLS 99.9% OF GERMS. FOR BEST RESULTS START WITH A CLEAN SHOWER. IMMEDIATELY AFTER SHOWERING SPRAY DOWN ALL SURFACES INCLUDING TILES, SHOWER CURTAIN, OR DOOR. ALLOW 5 MINUTES CONTACT TIME. DO NOT RINSE, SCRUB OR WIPE. IF YOU SEE STREAKS RINSE OFF AND APPLY LESS.