Rexona clinical offers advanced, long-lasting protection against perspiration and bad odor, making you more secure and keeping you feeling fresh all day. Technology that forms a micro shield that lasts for 96 hours. Just apply it once for all-day protection. It is not necessary to reapply. Clinical is 3X stronger against sweat vs. a basic antiperspirant. Motion-activated odor protection thanks to MotionSense technology.