Make brushing fun with the Oral-B Disney Frozen Electric Toothbrush Heads for Kids. Designed for children aged 3 and up, these replacement heads feature a gentle cleaning action that is dentist-recommended. The small round head and extra soft bristles ensure a comfortable brushing experience, perfect for little mouths and sensitive gums. Compatible with all Oral-B Kids electric toothbrushes, these heads help maintain optimal oral hygiene. Remember to replace the brush head every three months for the best results.