DuPont Bristles
Battery toothbrush reaches up to 24000 strokes/min, and the vibrating head reaches, surrounds, and thoroughly cleans multiple surfaces.
DuPont small brush head soft hair help to remove surface stains of teeth safely deep into the gum gap and flexible to clean oral blind area, improves gum health, and helps prevent cavities every time you brush.
Do remember that don't scrub or press too hard when brushing, the bristles only need to be slightly touched your teeth.