What it is:
L'Oreal Serie Expert Color 10 in 1 Leave-in-Treatment
What it does:
The professional secret to enhance every haircolor in just one step? Prolong radiance with this primer spray that treats all color-treated hair types. Use before or after hair coloring, for 10 instant benefits - perfecting your color result.
What else you need to know:
Spray on towel-dried, damp or dry hair. Do not rinse.