Strong, long-life Fiberglass rollers made with deep grooves and thin fins providing excellent air release. Over 50 Top Fiberglass Rollers sizes to select from. Patented handle, rubber modified polypropylene design proven least tiring during long hours of use. Also accepts extension handles for hard to reach jobs. Non-corrosive 1/4" frames ( 6.35mm ). Available in aluminum or plastic. Cleans easily in solvent.