MEDULLA HYPER LINK SERUM Leave-in Treatment New, Unopened Contents: 55g Made in Japan [Contains Japan's First Ingredient] A functional repair ingredient developed by the world's largest chemical manufacturer is used in a hair milk for the first time in Japan. Its structure is similar to hair keratin, leading to supremely smooth hair. [Truly Hyperlink] The hair milk penetrates deep into the hair, repairing damage. This molecular-level approach results in a smooth, non-silicone feel. [Rich Texture with an Elegant Fragrance] A richer, more concentrated texture than typical hair milks. An enchanting, elegant fragrance of a bright lychee accent layered over a gorgeous and gentle rose scent.