K18 - Leave-In Repair Mask

K18PEPTIDE™is a biotech-developed peptide that mimics hair's structure to reverse damage by reconnecting polypeptide chains and disulfide bonds broken during bleaching, colour and chemical services + heat. pH-optimized (5.0-6.0) to help minimize cuticle swelling + put hair proteins in their most resilient state Vegan, colour-safe, cruelty-free Size: 15ml, 50ml