Paint Roller Cover Cover Type Standard Surface Texture Smooth Compatible Roller Frame Style Yoke 12 in Overall Length 1/4 in Nap Size Surface Material Brick Concrete Drywall Masonry Wood Paint Type All Paints Enamels Epoxies Floor Coatings Urethanes Core Diameter 1 1/2 in Cover Material Mohair Fabric Polyester Core Material Polypropylene For Use With BR036-18 BR047-18 Includes (2) End Caps