Prioritise self-care with the COSRX 5 PDRN Hyaluronic Acid Vital Hydrating Hydrogel Mask, a two-hour treatment designed to nourish, smooth and plump the appearance of skin. Releasing 5 PDRN and eight types of hyaluronic acid, the gel formula drenches the skin in nurturing hydration while lending a soft-to-touch texture. A salmon-derived active supports the appearance of elasticity levels to encourage a firmer, more refined look. Crafted from solidified serum, the hydrogel mask can be worn for a few hours or overnight.<br/>When to Use: After cleansing, apply toner or serum. Application: Open the pouch, remove the films, and put on the mask. After about 2-3 hours or when the mask turns transparent, remove it and gently massage the remaining essence onto your face. Better results can be expected if you use it as an overnight treatment.