LA MER the foundation brush 1 pz LA MER the foundation brush 1 pz is a brush designed to help apply foundation evenly and smoothly on the face. It is made of soft synthetic bristles, making it gentle on the skin. The brush features a flat top that allows for precise application, and its long handle makes it easy to maneuver around the face. The brush is perfect for use with liquid, cream, and powder foundations, giving you a flawless finish.