Wooster 14 in. x 1/2 in. Pro Series American Contractor High-Density Knit Fabric Roller. -Excellent paint pickup and release for high production-For use with all flat, eggshell and satin paints-14 in. size for faster coverage over larger areas-Polypropylene core resists water, solvents and cracking-1/2 in. nap for semi-smooth surfaces-Ideal For Semi Rough Surfaces-Walls, Ceilings. Decks, and Concrete-Great for interior or exterior painting projects