N5 Foundation Brush Because of its round shape and short hair, this foundation brush makes applying foundation or CC creams to the face very comfortable. It produces a full coverage that is both natural and extremely soft. 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.