Wooster Brush MR507-4 1/2 Jumbo-Koter Flawless 2-Pack 3/8 Inch Pile, 4.5 Inch Shed-resistant, non-bubbling fabric delivers even coverage and a flawless finish with virtually no lint Use with marine varnish, polyurethanes, primers, paints, sealers, stains, epoxies, nonskid coatings, fiberglass resin, and antifouling/bottom paints Open, 3/4 inch core makes cleaning easy and refills cost less Use with any of the Jumbo-Koter cage frames