Braun Oral-B Replacement Brush Heads 4 Basic Brushes, New, Unopened, Genuine Product [Package has some damage. Please refer to the photos.] ※ Genuine P&G product. Not a compatible product. [Price is not negotiable.] ・X-Filament Patented cross-action bristles effectively capture plaque even from the fine grooves on the tooth surface! ・Replacement Color Signal... Recommended to replace the brush head approximately every 3 months for optimal brushing.