The Elgydium Whitening Toothbrush has ultra-polishing microball bristles (the Microball System) for an improved whitening effect while caring for the enamel. For brighter, whiter teeth. The bristles are made of Tynex® and cut with a Diamond Technology® to protect the gums and enamel - As from 12 years old - Available in Soft and Medium and in 3 colours (Green, purple, blue).