The Wooster 1" Pro Classic Black China Bristle Flat Sash Brush is a high-quality painting tool that is both precise and durable. This brush's flat sash design and fine black China bristles make it ideal for detailed work on trim, window frames, and furniture. The black China bristles provide great paint pickup and easy application, while the flat shape enables regulated coverage and crisp edges. Whether you're a professional painter or a do-it-yourselfer, the Wooster Pro Classic Black China Bristle Flat Sash Brush is a dependable choice for generating professional-looking results with ease.