So smart, it reminds you when it’s time for a new one. Did you know that a new toothbrush can remove up to 30% more plaque than a three-month-old toothbrush? The blue indicator bristles on the Oral-B Indicator fade to white when it’s time to replace your Oral-B Indicator 40 Medium Bristle Toothbrush (Pack of 6), Colors may vary
