Brand from Japan: Kao. A serum that prevents rough skin, even during sudden changes in the environment, such as dryness or temperature changes.For moisturized skin that maintains a clear complexion.For dry, sensitive skin that is prone to sensitivity, even during sudden changes in the environment, such as dryness or temperature changes.A deep stratum corneum barrier serum that prevents rough skin with every care you use 365 days of the year.Contains the active ingredient GABOB. It prepares the barrier deep within the stratum corneum, protecting the skin from external stimuli and preventing rough skin.Complements the function of ceramide to achieve moisturized skin that maintains a clear complexion.A water-based formula that blends smoothly into rough skin without leaving a sticky feeling.How to use:Use after applying lotion and before applying emulsion or cream.Gently apply an appropriate amount (1 dropper's worth) to the entire face.