Acwell 5.5 super fit calming mask This mask is made with calming ingredients such as centella asiatica extract, calamine and pennywort extracts. Helps to relive & soothe troubled skin by deeply moisturising to promote healing. How to use: 1. Fit the sheet mask to your face and leave it on for 10-20 minutes. 2. After removal, tap the remaining product on your face into your skin to absorb the leftover essence. Mask pack consists of 5 pieces.