Thanks to its long neck, this toothbrush can precisely reach the teeth at the back of your mouth, where 85 %* of caries form. The brush head, with bristles of different heights, allows for impeccable cleansing, even in the spaces between your teeth. 15 %** extra anti-plaque efficiency on the teeth at the back of your mouth. Based on dentists knowledge, this Signal Ultra Access toothbrush, designed by Pininfarina, is the first of its kind to have a metal structure.