Electric Toothbrush Replacement Head x 4 solely compatible for Fairywill Pearl White / Crystal Black /Pearl Pink Electric Toothbrush.
Material: ABS/TPE/Dupont nylon
Tooth-waved bristles to suit teeth topography for thorough cleaning of gums and hard to reach areas.
Rounded bristle top for safety and gentleness.
Dentists suggest to replace toothbrush head at least every 3 months to avoid exceeding breed of bacteria.