Review Replacing four brush heads in this package so all Braun Oral-B electric toothbrushes. They have extra soft, rounded bristles in center protect teeth brushing too firm. Long interdental tips on the edges clean deep between teeth and below the gum line and fade after prolonged use, indicating that a toothbrush should be replaced. The neck of the heads have removable color rings to identify the source of the brush is aimed at family members. – Fred Brack Oral-B is better to replace the brush head of sales. Oral-B Precision Clean electric toothbrush head replacement promotes a clean mouth and gums.