Brand from Japan: LION. A product designed for use in the period between shampoos and treatments. Apply this leave-in, no rinse formula to hair after shampooing, beginning at the roots and working to the ends. The serum's highly concentrated deep penetrating formula allows ample permeation of its ingredients into each hair shaft, moisturizing it to its core.No setting time required, making use hassle-free.How to use:After shampooing, lightly dry your hair and dispense an appropriate amount of hair serum into the palm of your hand, then massage it thoroughly into your hair.There is no need to leave it on for long.Without rinsing the hair serum, apply the treatment on top and rinse it off.You can also apply it directly to your hair.We recommend using in combination with Megamis Shampoo and Treatment.