JUMBO SIZE k18 leave-in molecular repair hair mask

Authentic, unopened, brand new in box. I got this from a professional store. This is the bigger bottle compared to Sephora size (3x bigger)

K18 mask: A leave-in treatment mask that works on the molecular level to reverse hair damage in just 4 minutes. The K18PEPTIDE™ is clinically proven to repair damage from bleach + color, chemical services and heat* – with immediate and lasting results to restore strength, softness, smoothness and bounce to hair.