The Fenty Beauty Precise Definition Eyeshadow Brush is a high-quality makeup tool designed to help you achieve precise and flawless eye makeup looks. This brush features a narrow, tapered tip with soft, synthetic bristles that allow for precise and controlled application of eyeshadow to the crease and outer corner of the eye. The bristles of the brush are made of high-quality synthetic fibres that are soft, flexible, and easy to clean. The brush has an ergonomic design that fits comfortably in the hand, making it easy to control and use.