Our Loose Mineral Eyeliner can also be use as an eyeshadow. Since Bacteria grows in moist conditions., do not dip a wet brush into your container to avoid contaminating Loose Mineral Eyeliner Powders. Simply put a small amount of your Loose Mineral Eyeliner Powders on the container lip. Use an Eyeliner brush dip into distlilled water. Swirl into the powder and apply. Always wipe and dry your lip before closing. This Loose Mineral Eyeliner powder will last all day.