Oral-B Precision Clean Toothbrush Heads Pack of 4 Replacement Refills for Electric Rechargeable Toothbrush,White/Blue

The shape of the head allows the bristles to surround each tooth for individual cleaning
Penetrates hard to reach areas
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
Compatible with the entire lineup of Oral-B rechargeable electric toothbrush handles, except for Oral-B Sonic toothbrushes
Oral-B #1 brand used by dentists worldwide