K18 Molecular Hair Repair & Damage Protection Duo is an advanced hair care bundle specially formulated to cleanse, repair, strengthen, and protect damaged hair while restoring softness, smoothness, and elasticity. This two-step hair care set combines K18 Leave-In Molecular Repair Hair Mask and K18 Damage Shield pH Protective Shampoo for a complete cleansing and molecular repair routine. Both products feature patented K18PEPTIDE™, a biomimetic peptide designed to address hair damage caused by bleaching, colouring, chemical treatments, and heat styling. The pH-optimized shampoo contains plant-derived cleansing agents to remove dirt, excess oil, and impurities while minimizing cuticle swelling, reducing frizz, and protecting colour vibrancy. Enriched with Panthenol and Glycerin, it maintains moisture balance and supports healthy-looking hair. The Leave-In Molecular Repair Hair Mask contains K18PEPTIDE™, Hydrolyzed Wheat Protein, Hydrolyzed Wheat Starch, and Tocopherol (Vitamin E) to support hair strength, improve texture, and condition damaged strands. Its innovative formula works in just four minutes to repair damaged keratin structures, improving hair resilience, softness, and manageability. Suitable for all hair types, including colour-treated, chemically processed, and heat-damaged hair, this professional-inspired duo delivers effective cleansing and targeted repair for stronger, smoother, and healthier-looking hair.