Oral-B Precision Clean Replacement Brush Heads
Highlights
Up to 5x more plaque removal along the gum line vs. a regular manual toothbrush
Indicator Bristles fade as a sign to replace your toothbrush head for a better clean (about every 3 months)
Dentists recommend replacing your toothbrush head about every 3-4 months, or when bristles are faded and worn