Arganmidas No Yellow Hair Mask is formulated with a special violet pigment and has an excellent repairing effect. Its acidic PH seals cuticles and creates a purple protective film on the hair that removes yellow tones from the hair. Great for gray, super light or bleached hair. Use:Pour an appropriate amount of no yellow hair mask into the palm, apply it evenly on the hair, then gently massage the hair for 5-10 minutes, then rinse the hair with clean water. Arganmidas No Yellow Hair Mask 300 ml