Get the thorough clean feeling in your mouth just like you are at the dentist. Larger surface area and contoured bristles thoroughly clean and massage teeth and gums. Angled, radial-trimmed bristles expands the area covered and contoured bristles fit the natural shape of your teeth. Brush head design maximizes sonic motion and designed to optimize performance. Features reminder bristles to ensure you are getting an effective clean, a brush head that fits multiple handles, and a snap-on brush head.