Matrix Biolage Full Density Shampoo Product Details Damaged, over-processed hair can be brittle, dull and lifeless. Formulated with Pro-Keratin and Silk, our shampoo is targeted to help care for over-processed, weak or fragile hair. When combined with the Keratindose Conditioner and Pro-Keratin Renewal Spray, formulas provide cleansing while locking in moisture to help fight frizz. Restore over-processed hair. 90% more conditioned after one application. How To Use Apply to wet hair with a massaging motion. Rinse and follow with the Keratindose Conditioner and Pro-Keratin Renewal Spray. Key Benefits Rich, sulfate free lather gently cleanses while maintaining the integrity of over-processed hair Hair is shiny and healthy-looking with increased elasticity Formula with Pro-Keratin and silk is targeted to provide care and moisture balance to the hair Free of sulfates, parabens and harsh salts