K18 Leave-In Molecular Repair Hair Mask Size:5.0 fl. oz. (150 ml) Repeat if desired

Repeat if desired

Use for 4-6 washes post-salon service

Neutralizes brassiness for brighter hair

or coarse hair while maintaining essential oils

Shake bottle well

K18 Leave-In Molecular Repair Hair Mask Size:5.0 fl. oz. (150 ml) Repeat if desiredThe K18 Leave In Molecular Repair Hair Mask is a professional grade, breakthrough biotech treatment engineered to reverse hair damage at the molecular level in just 4 minutes. Powered by the patented K18PEPTIDE, this highly concentrated leave in treatment travels into the inner layers of the hair to reconnect broken polypeptide chains and disulfide bonds. Whether damage is caused by bleach, color treatments, chemical services, or extreme heat, this