da Vinci Hog Bristle Series 5923 Maestro 2 Artist Paint Brush, Long Filbert with Red Handle, Size 16 (5923-16) Maestro 2 artist bristle for oil and acrylic Filbert - sizes 1 to 30 Bristles are hand shaped and interlocking for better color-carrying ability Seamless, nickel-plated, brass ferrules are rust resistant Highest quality chungking bristle is double boiled for extra spring and endurance