The Oral-B Precision Clean Replacement Brush Heads are engineered to deliver a superior clean, reaching deep between teeth and along the gumline. Featuring CleanMaximiser technology, these brush heads signal when it's time to replace the head, ensuring you maintain optimal brushing effectiveness. Achieve a dentist-clean feeling every day with superior plaque removal. Ideal for daily oral hygiene routines, these heads are compatible with all Oral-B rechargeable handles (excluding Oral-B iO series).