For kids 4 years and up, this is your child’s next companion in the practice of good oral habits. SansFluo Kids contains Calcium to strengthen teeth, Xylitol to reduce tooth decay and promote fresh breath, and Fibregum™ that is packed with antimicrobial properties that prevent dental caries and unhealthy gums. It is easily absorbed onto your child’s eroded enamel surface and forms a thin film that creates a shielding effect. Also, it stimulates saliva secretion to prevent dryness of mouth. Kids toothbrush is for 5-10 years old. BPA Free. Phthalate free. Soft bristles.