Superior Cleaning. Whiter Teeth.With an easy snap-on brush head and reminder bristles to show when its time to change heads, this brushing head is superior to others. With 44% more bristles, you'll get a more thorough clean every time. It removes up to 100% more plaque than a manual toothbrush and the diamond shape bristles sweep plaque away. This head fits multiple handles that's easy to use! Philips Sonicare HX6063/60 electric toothbrush heads for best cleaning and whitening performance.