Etude House – My Beauty Tool Secret Brush 121. Product Type: Brush. Usage: Face Makeup. Apply a small amount of liquid or cream foundation onto the back of your hand. Dab with brush and smooth over face. Use broad strokes to sweep and blend the makeup onto the nose, forehead, cheeks, and chin. Use edges of the brush to blend the makeup into those hard-to-reach areas, like the corners of the nose, hairline and around the eyes and mouth.