Brush Baby BabySonic, 4 pc, Kids’ Electric Toothbrushes For Kids, The Brush Baby BabySonic 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: cleans teeth even in hard-to-reach places comfortable and easy handling massages gums gently and improves their condition removes plaque 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.