Shiseido Tsutsu Fude Concealer Brush
From Nordstrom
What it is: A concealer brush with a cylindrical-shaped brush head.What it does: This brush is specially designed for applying, patting and blending concealer over imperfections. How to use: Use to buff and blend concealer, or use it to tap concealer onto skin to build additional coverage where needed. To clean the brush, always wipe it with a tissue immediately after use. To prevent caking, wash the brush and dry it completely before using product with a different texture. Use a mild soap or face wash to remove any product buildup, making sure to rinse thoroughly. Remove excess water with a dry towel or tissue. Avoid soaking the brush in a cleansing solution.