Acwell Super-Fit Moisture Mask This mask hydrates as well as create a barrier to make sure the hydration stays locked in. Beta Glucan, the key ingredient, helps to soothe & bring moisture back to the skin. Additional benefits includes improves skin elasticity, strengthens and maintains skin immunity. 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.