Curen® soft filaments;Efficient cleaning surface thanks to the 5500 Curen® filaments;The toothbrush keeps children's teeth healthy from ages 4 to 12;Octagonal handle fits perfectly in all hands: from the smallest to the largest;Compact brush head easily reaches all corners of the mouth;Free from harmful substances such as bisphenol A (BPA), phthalates, or azoic dyes.