tellems: How to properly clean those makeup brushes, disinfecting and eliminating built up oil and make up: What you’ll need: • 1TBSP white vinegar • 1 cup of hot water Step 1. Mix the vinegar into the cup of hot water Step 2. Soak brushes for 20 minutes. Step 3. Immediately rinse with hot water, then cold and pat dry. Voilà! Brushes are like new and no waxy film left over!