Clean up with a set of 12 oral b compatible toothbrush headsr compatible standard 3d whitening floss action dual heads cross action or trizoner select which compatible set of 12 youd like from the drop down menur each set offers a different combination of bristle lengths and cleaning styler each head features soft bristles to provide a gentle cleanr compatible with most oral b toothbrushesr excludes sonic cross action and advanced powerr colour ring on each