We use it like this in Korea!! October 18 2025, by numberskin O'SUM Rehydrating Double Mist Serum: Your Secret to That K-Beauty Dewy Glow! Rehydrating Double Mist Serum 120ml (2102) (O'SUM) Korean consumers rated it like this!! In Korea, the O'SUM Rehydrating Double Mist Serum is quickly... Read more