Get ready to achieve the "glass skin" you've always dreamed about! a.m. Sunday Happy Hydrogel Mask is a firming hydrogel mask to help promote healthy-looking, supple and glowing skin as well as hydrate and brighten the complexion. Contains collagen water and low-molecular collagen extract, which penetrates deep into the skin and brings forth noticeable results. Features also other powerful ingredients such as niacinamide, adenosine, hyaluronic acid, Vitamin E and allantoin. The patented micro-perforated hydrogel sheet is thinner and lighter than ordinary hydrogel sheet masks, and therefore adheres to the skin tightly and stays put. Furthermore, it features serum-filled micro-holes that allow the skin to breathe and create a vacuum state when in contact with the skin to boost the absorption of active ingredients making the hydrogel become transparent after a while.