What it is The Redness Soothing Duo combines Anua's two bestselling Azelaic Acid 10 formulas into one complete calming routine. The Hyaluron Redness Soothing Serum pairs 10% Azelaic Acid with three types of Hyaluronic Acid and Anua's Gentle Calming Complex to help soothe the look of redness due to dryness while keeping skin hydrated. The stretchable Soothing Pad layers Azelaic Acid with a 7-Cica complex and Hyaluronic Acid for an easy, mask-like treatment you can use on the go. Together, they're designed for sensitive, blemish-prone, and easily irritated skin types looking for a simple two-step calming routine. Product Size Serum: 30ml / 1.01 fl oz · Pad: 90 pads Product From Made in Korea