It has the thinnest 2.5mm ultra-thin brush head in Kao’s history. The unique curved shape design that can "automatically fit" into gaps that are difficult to reach, and ultra-fine floss bristles. Can take careful care of gaps and overlapping teeth that are difficult to brush. Even if you brush your teeth as usual, it will clean deeply into the narrow gaps where your teeth overlap. How to use: Use your toothbrush to gently clean your teeth in small strokes. Excessive force can cause damage to the gums.
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