MUICIN - Shrink Pores Hyaluronic Acid Serum - 30mlMUICIN Shrink Pores Hyaluronic Acid Serum 30ml Whitening Serum Nacht Serum Hyaluronic Acid Moisturizing. MUICIN Shrink Pores Hyaluronic Acid Serum helps to shrink the pores, improve the roughness caused by the acne and soothe the skin. It has a strong penetration ability that can be deeply penetrated into the skin. It effectively treats and removes acne and pimples and restore skin damage. This facial serum rejuvenates and improves skin texture. It