Leave-In Molecular Repair Hair Mask

A concentrated leave-in treatment from K18, the Leave-In Molecular Repair Mask restores damaged, chemically treated hair with a lightweight, serum-like texture that absorbs quickly. Ideal for brittle, over-processed strands and color-treated hair, it aims to rebuild strength and elasticity while leaving minimal residue. The formula suits users seeking a no-rinse repair step in their routine.