This is a system professional lipid booster that strengthens hair and provides a supple texture. "Chaochuru-san," who has incredibly beautiful hair, also introduced it in her YouTube hair care routine. 〜〜〜〜〜〜〜〜〜〜〜 New, unused, and unopened 〜〜〜〜〜〜〜〜〜〜〜 This rare product is only sold in salons and is not available online. <Leave-in Hair Treatment> Repairs hair fibers of highly damaged hair, strengthens and protects the core of the hair. ✴︎ Strengthens hair ✴︎ Protects hair fibers ✴︎ Improves comb-through ✴︎ Increases suppleness