N9 Blended Hair Powder Brush This brush is excellent for applying pressed and loose powder because it is a blend of natural hair and premium fiber. It flawlessly and evenly fans out products because of its medium density. USE GUIDE Rinse under running water. It is advised to use Delfy Face cleansing mousse for optimal results. Never use a fan or other high-temperature device when it's dry. Maintain cleanliness at all times. includes a lovely, zip-closure transparent plastic bag. which is highly useful for maintaining it.