Each product in its Dive In family is injected with a 5D multi-low-molecular hyaluronic acid system for optimal saturation. The ultra-thin hydrogel sheet conforms perfectly to your face, locking in moisture as mineral-rich deep-sea water, hyaluronic acid, and amino acids drench skin in lasting hydration. In just 10 minutes, skin feels bouncier, calmer, and comfortably dewy. Paired with madecassoside and hyaluronic acid for extra soothing and hydrating powers, this ampoule-soaked mask leaves skin supple and balanced. Similar to other skin-care categories, Korean face masks are known to be gentle and supportive to the skin barrier—popular ingredients include centella asiatica, ceramides, and fermented ingredients, Cho notes.