K18 Molecular Repair Hair Oil is a biotech-engineered weightless oil that strengthens hair while it smooths. K18 oil works by addressing deeper level damage that causes frizz, patented peptide repairs and strengthens damage sites at the innermost layer of the hair fiber. Additionally, the hair oil is packed full of natural nourishing oils Avocado + Sunfloweroil, Hemisqualane and Squalane. These oils work on the surface of the hair to smooth the cuticle, soften, add shine, reinforce hairs natural moisture barrier, and enhance the peptides frizz-reducing capabilities.Benefits:Long-term frizz preventionReverses the damage that leads to frizzSmoothes frizz and flyawaysImproves colour vibrancy and shineSoftens hair Adds shineStrengthens hairs natural moisture barrier24-HR frizz control78% reduction in split end104% improvement in shine450F *(232C) heat protection