In Myeongdong, go to Olive Young Myeongdong Town (53 Myeongdong-gil, 1F–2F) or
Central Myeongdong Town in M Plaza (27 Myeongdong 8-gil, B1–3F), both open till 10:30 PM. Weak nails? Check the care-formula color line (30 shades plus hardener and nutrient, 6,980 reviews). Small bottles fit in your carry-on liquids bag. Recs: 2