1. Wet your toothbrush well.
2. Place toothbrush on top of a napkin, piece of toilet paper, or paper towel.
3. Gently twist open your blkdiamond charcoal teeth whitening containers top.
4. Carefully dip your wet brush into the activated charcoal powder.
5. Start brushing! ... 
6. Gently brush for 3 to 5 minutes.
7. Rinse! 

We recommend repeating this process 5 days in a row! For very stained teeth you can brush with activated charcoal 7 days in a row. Then repeat 3 times a week as desired.