7-hour boiled boar bristle

To kill insets and germs, our boar bristles are boiled at over 100 degree hot water for at least 7 hours by three times.
After being boiled for such a long time, boar bristle has more good appearances than synthetic filament, it has the features of rigidity, elasticity, heat-resistance, and luster, which synthetic filaments hardly have.
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We manufacturer all kinds of boiled bristles at cheap price, we hope you`ll