【Quasi-Drug】Hada Labo Shirojyun Premium Medicated Penetrating Whitening Lotion (Moist Type) Refill A serum-grade medicated whitening lotion that targets melanocytes, the source of blemishes. Contents: 170mL x 2 I had stocked up on these, but I have other products I want to try, so I'm letting these go for now.