• Removes up to 100% more plaque compared to a manual toothbrush, providing cleaner teeth and healthier gums. • X-shaped bristles that reach difficult areas for optimal cleaning. • Unique 16° angled bristles that perfectly adapt to each tooth for a deep clean. • Compatible with Oral-B rechargeable electric toothbrushes, except Pulsonic and iO models. • Usage indicator that changes bristles from green to yellow to remind you when to change the head and maintain 100% cleaning efficiency. • Oral-B is the number 1 brand most used by dentists worldwide with clinically proven results. • Each head has over 2200 angled bristles for effective cleaning.