In Myeongdong: Olive Young Myeongdong Town (53 Myeongdong-gil, 1F–2F),

10am–10:30pm, and Daiso Myeongdong Main Store (43 Myeongdong-gil), 10am–10pm, on the same street. For a lighter base, Olive Young Tone Wear Tinted Base SPF34 PA+++ (40ml) has 546 reviews and is fine for carry-on.