About the Oral-B D27.7
The Oral-B D27.7 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 Pro 3D Clean Toothbrush Heads, 10 Pack
The Oral-B D27.7 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.