Collagen is a protein substance containing high amounts of amino acids providing the moisture balance of the hair and strengthening it. URBAN Care Natural's Collagen & Keratin Series supports re-structuring of the hair. It helps the hair to become smooth and shiny without weighting down. With the formula involving the Collagen & Keratin, minimizes the dry and limb appearance of your hair without charging it, and helps you to have the healthy, shiny and voluminous hairs. Provides the daily care which the excessively worn out hairs need subjecting to the sea or pool water. Special formula prevents for charging of hair, suitable for hairs with thin barba. Recommended to be used 2-3 times a week.