K18 Biomimetic Hairscience Leave-in Molecular Repair Hair Mask is a revolutionary hair treatment designed to restore and rejuvenate damaged hair. This advanced formula penetrates deeply into the hair shaft, repairing broken bonds and enhancing overall strength and elasticity. Ideal for all hair types, this leave-in mask works to reduce breakage and improve texture, leaving hair visibly smoother and healthier. With its lightweight, non-greasy texture, it provides long-lasting moisture and protection without weighing hair down. Experience revitalized, vibrant hair with K18's scientifically-backed molecular technology.