ARGANICARE Professional Keratin Mask is designed to nourish, thicken and deeply protect dry and damaged hair; Enriched with keratin which is the main protein of the hair, this mask provides a protective layer and strengthens the internal fiber of the hair, regenerates and smoothes it durably. Enriched with valuable vitamins, this mask nourishes the hair and scalp, providing long-lasting protection against breakage, hair is easier to style and perfectly smooth. This keratin mask is suitable for all hair types, can be used as a maintenance after all types of straightening. Directions for use: Apply the mask to damp hair along the length and ends. Wait 5 minutes and rinse with plenty of water. Can be used up to 3 times per week