Use the rounded sides to blend larger areas of your face, the precision tip to cover blemishes and imperfections and the flat edge to contour around your eyes and nose. Cleaning, Care, & Maintenance: Rinse through with lukewarm water after each use. Deep clean once per week with makeup sponge cleanser. Dab on a dot of your favorite makeup sponge cleanser. Add water and gently squeeze to lather. Rinse the sponge with water. Air dry thoroughly in a well-ventilated area. Store in a cool, dry place. Ensure to replace your sponge every 30 uses.