Facial Mask Brushes with private label

How to maintain the Beauty Brush? Basically, the Foundation Makeup Brush and Lip Brushes should be cleaned every time they are used, because the above are liquid makeup, which is not easy to breed bacteria. For other brushes, it will take at least 3-4 weeks to wash out. Otherwise, one is that it is not good for the bristles, and it is easy to split, and the other is that the bristles are stained with too much color, which affects the makeup. Clean the Cosmetic Brush with a professional...