The K18 Prep and Repair Duo Kit offers a comprehensive solution for damaged hair, combining a peptide-powered detox shampoo with a leave-in repair mask. The Peptide Prep Detox Shampoo gently removes buildup and impurities, preparing your hair to fully absorb the restorative benefits of the leave-in mask. Infused with advanced bioactive peptides, the mask works at the molecular level to repair broken keratin chains, reversing damage caused by heat styling and chemical treatments. Together, these products deliver deep nourishment, improved strength, and enhanced resilience, leaving hair healthier, smoother, and more manageable. Ideal for those seeking expert care to restore vitality and shine.