Removes up to 99% plaque in hard-to-reach places (Based on a short-tem (<3 months) clinical data). Trust the brand more dentists use themselves worldwide. Features: CrossAction bristles; tongue & cheek cleaner; soft gum stimulators; PowerTip bristles; indicator bristles. Replace brush every 3 months. Why is Pro-Health All-In-One right for you? It provides 7 benefits for a cleaner, healthier mouth: