How to use: Apply the sprayable dropper dirt directly on the actor's skin or hair to create the desired dirt effect. For best results, make sure the surface is clean before application. Note: This product is for professional use only. Before applying it to costumes, always do a patch test to check for any potential damage. Maintenance: If the product is left unused for a long time, give it a gentle shake before next use. To clean up, simply use soap and water to remove the dirt from skin or hair.