NEOGEN Dermalogy Double Vita Tone Up Ampoule Mask 30g X 5eaSay goodbye to lackluster skin with this powerful sheet mask infused with Vitamins A, B, C, E and K to nourish skin, red algae extract and yuja extract to banish dullness. Masks essence also contains eight types of hyaluronic acid to keep hydration levels high. To use, release the essence onto the mask sheet by pushing down hard on the capsule at the top of the packaging. Use your fingers to evenly spread essence over mask sheet before removing it