The TINTORETTO SR 294 Hog Hair Filbert Brush No. 4 features extra bristles crafted from high-quality hog hair, offering excellent paint retention and smooth application. Its filbert shape combines the precision of a round brush with the coverage of a flat, making it ideal for detailed work and broad strokes alike. Designed for professional artists, this brush delivers consistent performance and durability, enhancing your painting experience with superior control and versatility.