Clinically proven to reduce gingivitis after just 4 weeks of use while remaining gentle on enamel and gingiva. Perfectly angled CrossAction bristles penetrate between teeth to remove up to 99% of plaque biofilm in hard-to-reach areas, based on a single-use brushing study. Multisection Power Tip® bristles clean hard-to-reach areas. Outer extra-soft gingival stimulators massage gums. Textured tongue cleaner removes odor-causing bacteria from the tongue. Available in assorted colors.