The Oral-B Kids electric toothbrush replacement heads are specially designed for children aged 3 years and up. They feature extra-soft bristles that are gentle on children's gums, a smaller head for little mouths, and a unique round head for cleaning each tooth individually. Each toothbrush head depicts Disney characters that your kids will love. Available with 4 replacement heads for the Oral-B Kids electric toothbrush. Compatible with the entire Oral-B Stages Power range, except for Oral-B Sonic toothbrushes.