K18 offers hair repair at a molecular level. The Peptide Prep pH maintenance shampoo gently cleanses, maintaining the hair’s pH. Paired with the leave-in molecular repair hair mask, the duo works to reverse damage from bleach, color, chemical services, and heat. The mask's formula works to deliver lasting results that restore strength, softness, and smoothness to the hair. This product combination helps to improve hair health with continued use.
