Oral-B Pulsonic Clean, 4 pc, Replacement brush heads unisex, The Oral-B Pulsonic Clean replacement toothbrush heads help you to get the best results from your oral hygiene. Changing the heads regularly guarantees you are always cleaning your teeth as effectively as with a new brush. Characteristics: removes plaque brushes teeth more effectively than a manual toothbrush cleans teeth very gently How to use: Attach the replacement head to the appropriate brush and click into place. Rinse the brush head thoroughly under running water after every use. Replace the brush head regularly, ideally every 3 months.