The oral b stage 3 suitable for children 5 7 years toothbrush is designed for a child who is brushing with less help some baby teeth have fallen out ans some permanent teeth may be in its tongue cleaner is designed to promote fresh breath its cushioned head is designed to help protect tender gums its power tip bristles help clean hard to reach back teeth its handle stabilizer helps keep the toothbrush steady when set down for tooth brushing only do not chew or bite on b