This is one set in mini size on 10 ml with 4 types serum, sa you can choose to use them individually or applied in layer in compliance with your skin type or skin problems. Contains: Calming serum : green tea panthenol 10ml Benefits: calming, de-stressing Glow serum : propolis niacinamide 10ml Benefits: anti acne, anti inflammation Glow deep serum : rice alpha arbutin 10ml Benefits: anti pigmentation, brightening Revive serum : ginseng snail mucin 10ml Benefits: anti-wrinkle, anti pigmentation Application: Apply 2-3 drops past, the laws benefit carefully över throughout face. Pat then easy lining to absorb. 4 X beauty of joseon hanbang serum discovery kit