p Two layered with tapered.Extra Soft.Ultra Small Head.Designed to the average radius of the molar teeth of the Japanese.Each tooth in whole area can be brushed. Optimal for newly grown permanent teeth.Braces Wires can be cleaned from all directions.Optimal for finishing brushing ( end/back teeth ).Made of PBT bristles composed partly of platinum nanoparticles.Can be use for localized massaging of inflamed areas. /p