KLAIRS Midnight Blue Calming Sheet Mask 25ml X 10eaThe Midnight Blue Calming Sheet Mask cools the skin and helps to clean pores. Light essence helps your skin moisturized and healthy. With soft Bamboo Charcoal Sheet, it features a comfortable adherence to the face, infusing the skin with long lasting hydration. Primary Skin Irritation Test completed Primary Skin Irritation Test for Sensitive Skin completed