Oral-B Pro Precision Clean brush heads with CleanMaximiser technology easily reach hard-to-reach places in the mouth. The small head easily adapts to the shape of the teeth, ensuring efficient cleaning and healthy gums. Oral-B Pro Precision Clean tips with Clean Maximiser technology Oral-Bs improved Precision Clean brush heads feature Clean Maximiser technology that changes the color of the bristles from green to yellow, ensuring optimal head performance and superior brushing results. Oral-B Pro Precision Cleans unique bristles remove plaque, surrounding each tooth for a superior clean. They reach deep into the interdental spaces and, combined with the action of an electric toothbrush, effectively remove bacterial plaque, including at the level of the gums. The shape of the tips is inspired by the professional dental equipment used to clean the oral cavity.