| 摘要 |
<p>A toothbrush has bristle bundles embedded in the bristle embedding surface of a head section, the bristles bundles being each formed by bundling bristles. The head section comprises an elastic member provided with: a base provided to the bristle embedding surface so as to protrude therefrom; and protrusions formed on the protrusion end surface of the base. The protrusion end surface side of the base is branched.</p> |
