How to use Goldwell Dualsenses Color Revive Root Retouch Powder - Medium to Dark Blonde 3.7g:

1. Start with dry hair that has not been washed for at least 24 hours.
2. Shake the powder onto the included brush.
3. Apply the powder to your roots, focusing on areas where your natural hair color is showing through.
4. Blend the powder into your hair using the brush, making sure to distribute it evenly.
5. Style your hair as desired.
6. For best results, avoid washing your hair for at least 24 hours after applying the powder.
7. To remove the powder, simply wash your hair with shampoo and water.