About the Oral-B iO Series 11
The Oral-B iO Series 11 takes the replacement heads listed below. Change the head every three months, or sooner once the bristles or foil show wear, to keep the handle performing as designed.
Takes: Oral-b iO Ultimate Clean Toothbrush Heads, 4 Pack, White
The Oral-B iO Series 11 takes the replacement heads listed below. Change the head every three months, or sooner once the bristles or foil show wear, to keep the handle performing as designed.