Skin Active Moisture Bomb Sheet Mask Night. Before sleeping, apply our revolutionary night time sheet mask to super charge your skin with a burst of hydration in just 15 minutes. Infused with the quantity of one bottle of serum and powered with hyaluronic acid, deep sea water and cornflower to strengthen the skin barrier for a replenishing effect. Direction To Use: Before sleeping, unfold the mask. Gently apply on clean face. Adjust the mask to the contours of your face. Leave for 15 minutes and then remove the mask. Massage in the excess serum, use it on your neck or remove with a cotton pad. Do not sleep with the mask on.