Brand from South Korea: TIRTIR. This bundle set includes:Azelaic Acid 12% Serum 30ml x 2 pcsBenefits:This ampoule contains 12% Azelaic Acid, Zinc PCA, and Panthenol that care for acne and red marks on the face.Double calming, Heal zip technology and Zinc PCA gently relieve irritated skin, hydrate to combat dryness, and regulate excess sebum.73.4% reduction in redness, 201.79% more outer layer hydration and 10.52% inner layer hydration immediately after use.How to use:Apply a moderate amount to the face and gently dab to aid absorption.Notice: Please note that the expiry date is listed in DD/MM/YY format.