"Gentle care around the curvature of the tooth and gumline for gentle, effective cleaning For gentle, effective cleaning of sensitive areas and gums In Oral-B's unique rounded tip, the bristles are precisely arranged to enclose each tooth for the best possible clean. Dentists recommend replacing the brush head every 3 months for the best cleaning. Designed specifically for the Oral-B iO device; optimal compatibility From the #1 brand recommended by dentists around the world Number of toothbrush heads included in this package: 4"
