Oral B Toothbrush 3 Effect Classic 40 Medium Bundle Pack 1+1

What is Oral B Toothbrush 3 Effect Classic 40 Medium?

Oval Brush Head to help access to posterior teeth.
Polished, end-rounded bristles deeply penetrate hard-to-reach areas gently and safely.
Blue Indicator bristles fade with gauge wear and the remaining effectiveness of the Brush.