<p style="text-align:left"><span style="font-size:14px"><strong>The shades can be used as well, to obtain intense reflections. Alternatively, they can be mixed with the appropriate mask, for an easier application and a more natural result. The product, mixed with the mask, can also be applied immediately after a chemical treatment. Distribute the color (pure or diluted) evenly on clean and dry hair. Leave on for a maximum of 20 minutes, then rinse</strong></span></p>