Order this Phillips 10 ft. Vinyl Bullnose Corner Bead for delivery. Vinyl construction. Knurled flanges enhance the joint compound adhesion. Impact-resistant to retain its shape. Resists rust and corrosion. Dent resistant, retains original shape. Tapered flanges for seamless finish work. Perforated flanges for excellent joint compound adhesion as the joint compound penetrates through the bead to the drywall to enhance long-lasting adhesion and faster drying.