At Stage 2 of their evolving oral health, kids brushing from ages 2-4 years need effective cavity protection as they are learning to brush their growing baby teeth. Oral-B Pro-Health Stages Jake and the Neverland Pirates kids toothpaste protects against cavities with a mild gel formula. Children under 6 should use a pea-sized amount, and be sure to instruct them to use good brushing and rinsing habits for a memorable smile.