Wooster Brush R240-18 Super/Fab Roller Cover, 1/2-Inch Nap, Pack of 6 Pack of 6 - Wooster Brush R240-18 Super/Fab Roller Cover, 1/2-Inch Nap Proprietary golden yellow fabric provides exceptional capacity with all flat or satin paints stains and waterproofing Resists matting for complete coverage and smoother results Green double-thick polypropylene core resists water solvents and cracking For use on semi-rough surfaces