Wooster Super/Pro brushes offer powerful performance anyplace under the sun. Made with the finest-quality sable polyester and gold nylon and sable polyester With chisel trim, Stiff formulation, Round rest-resistant ferrule and walnut-finished wood handle. Super/Pro has just the right amount of stiffness and flex for applying all heavy-bodied paints. The durable formulation easily withstands humidity and heat, so Super/Pro is a stellar choice for outdoor work and indoor work, too.