1. Dip your own cotton swab into the powder layer from top to bottom
2. Apply it to acne and cover it to prevent the skin from showing its natural color. Do not apply it on a large area and leave it on for the whole night before washing it off
3. After using the product, it is necessary to tightly seal the bottle cap and store it in a dry and cool place. Do not expose it to cold or heat to avoid evaporation of the water layer