Wooster Brush R203-4 Super Doo-Z Roller Cover 3/4-Inch Nap, 4-Inch Shed-resistant white fabric for a virtually lint-free finish Use with all paints enamels and varnishes in satin velvet semigloss or gloss Dense fibers reduce dripping and spatter Polypropylene core resists water and solvents and cracking For use on rough surfaces