WHAT IT DOES: Applies, builds, and blends foundation BEST FOR: Smooth, buffed-out coverage BRUSH DENSITY: Very dense USE WITH: Creams and liquids TECHNIQUES: Pressing and buffing Details The densely bristled, fanned M106 Flat-Topped Cream & Liquid Foundation Brush gives you highly concentrated laydown. Use the flat surface to pick up product before pressing it onto your skin and buffing it out with circular motions.