Stock up and save with this duo: Peptide Prep Detox Shampoo This detoxing shampoo is non-stripping, colour-safe, and pH-optimized. It works to unclog hair follicles whilst removing dirt, oils, common metals like nickel, cadmium, lead, zinc, and iron from hard and tap water, as well as leftover heavy product build-up. PEPTIDE PREP™ Detox Shampoo perfectly preps your hair for maximum K18 Molecular Repair Leave-in Treatment results. Key Features: Colour-Safe Non-Sensitizing Dermatologist tested pH 3.8-4.2 which helps maintain colour and doesn't dry out the hair. Leave-In Molecular Repair Hair Mask Discover the K18 Leave-In Molecular Repair Hair Mask 50ml , for strengthened, moisturised hair with improved elasticity. This leave-in treatment mask is designed for for all hair types to reverse damage in 4 minutes. This mask helps to maintain hair strength and elasticity in-between appointments. Patented K18PEPTIDE™ technology works to repair damage, restoring strength, softness, smoothness, and bounce to hair. Restore your hair's strength, softness and bounce with this repairing mask that works to heal damage from bleach, colour, chemical services, heat, and mechanical styling