Smart Health Compatible with Oral-B Precision Clean

Compatible with the entire line-up of Oral-B rechargeable electric toothbrush handles, except for Oral-B Sonic toothbrushes. (see a full list of compatible models in the description below), The shape of the head allows the bristles to surround each tooth for individual cleaning., Dentists recommend replacing your toothbrush head about every 3-4 months, or when bristles are faded and worn., Designed to deliver a superior clean vs. a regular manual toothbrush Includes a Color Coded Rings For Individual Identification, Please Note These Are NOT Made By Oral B & Braun.