... hand soap to clean the bristles of your brushes.Step 2 To start, run the brush under hot water to rinse ... on the bottle.If using vinegar, make a mixture of 2 parts vinegar, 1 part water, and soak the bristles for ... 2-3 minutes.If using make-up remover or hand soap, ... , being careful not to scrub. Let the remover sit for 2-3 minutes.Step 4 Once the time is up, run ...