Colgate Nickelodeon Dora The Explorer Toothbrush Extra Soft. This brush is specially designed for children 2 years of age and older who have all their front baby teeth and are developing molars. Small oval head with soft material helps protect children s gums. Curved multi-height bristles reach all kid s teeth including hard to reach areas. Center color dot helps you measure the recommended amount of toothpaste. Non-slip cushioned handle fits small fingers.