Makeup brushes are tools used to apply makeup products to the face. They come in a variety of shapes, sizes, and materials to suit different makeup application needs. Common types of makeup brushes include: Foundation brush: used to apply liquid or cream foundation to the face for a smooth and even finish. Powder brush: used to apply loose or pressed powder to set makeup or reduce shine on the skin. Blush brush: used to apply blush or bronzer to the cheeks for a pop of color. Eye shadow brush: used to apply eye shadow to the eyelids, and can come in various sizes for precise or diffused application. Eyeliner brush: used to apply eyeliner to the upper or lower lash line for a defined look. Makeup brushes are often made with synthetic or natural fibers, such as goat hair, sable, or taklon. Synthetic brushes are typically more affordable and easier to clean, while natural brushes may provide a softer and more luxurious feel on the skin. To use a makeup brush, the product is usually picked up on the brush bristles and then applied to the skin in a sweeping or tapping motion, depending on the desired effect. It is important to regularly clean makeup brushes to prevent buildup of bacteria and other contaminants, which can lead to skin irritation and breakouts.