An intensely repairing leave-in treatment mask for all hair types Clinically proven to reverse damage from bleach, color, chemical services & heat Contains patented peptide technology to restore strength, softness, smoothness & bounce to hair Powered by the patented K18PEPTIDE TM to work at the innermost layer of hair, reconnect broken polypeptide chains & disulfide bonds Renews core strength & elasticity for stronger & smoother hair Works on the molecular level to rebuild hair from the inside out in just 4 minutes Provides immediate & progressive results Vegan, color-safe & cruelty-free