How to use:1.Toning skin after facial wash. 2. Prepare the mask sheet and unfold 3. Remove white film and put the exposed side on face. 4. Remove transparent film and make it fit to face. 5. Freely spend 15~20 minutes and remove the mask sheet. 6. Gently pat your face so remaining essential contents to be well absorbed. Tips for Hours to use: Considering Skin status, you can put it on until 30~40 minutes.