Briefly cleanse the face.
Open the cap and turn the dial at the bottom of the tube to dispense an appropriate amount of the clay mask.
Spread the mask on the face evenly, then wait for 10 - 15 min. 
Rinse thoroughly with cool water. 
Use 2-3x per week for optimal result.
For sensitive skin, leave on for 5 minutes and gradually increase the amount of time up to 15 minutes.