Bristle

short, stiff fiber, either natural or artificial, on an organism or tool

A bristle is a stiff hair or feather. Also used are synthetic materials such as nylon in items such as brooms and sweepers. Bristles are often used to make brushes for cleaning uses: common examples are the toothbrush and toilet brush. The bristle brush is a common household cleaning tool, often used to remove dirt or grease from pots and pans.

Bristles of a sweeping brush