• High performance: Removes up to 99% more plaque than a manual toothbrush. The brush head easily slides onto the electric handle. • Protect your teeth: Made with high-quality bristles and healthy materials. Soft, high-density rounded bristles for gentle yet effective cleaning. • Bristle reminder: The blue bristles fade to remind you to replace the heads. We recommend replacing every 3 months. • Compatible models: Compatible with Philips 2 Series Plaque Control, 2 Series Plaque Defense, 3 Series Gum Health, Diamond Clean, Diamond Clean Smart, EasyClean, Essence+, FlexCare, FlexCare Platinum, FlexCare Platinum Connected, FlexCare HealthyWhite, HealthyWhite+, HydroClean, Plaque Control, and ignition. • Package contents: 8 replacement toothbrush heads with protective caps. • Tip: Replace your toothbrush heads every 3 months to maintain good dental health.