In Myeongdong, go to Daiso Myeongdong Main (43 Myeongdong-gil) or Myeongdong Station (134-1 Toegye-ro), both 10am–10pm. For dry nights, the yuzu lip sleeping mask is ₩3,000, a lip mask you put on before bed (1.9K orders). Pads are soaked in liquid, so bag them for the trip home.