Purdy 152725 2.5" Pro Extra Glide Paint Brush: * The finest painting tool made * A uniquely formulated blend of Tynex nylon, Orel polyester and Chinex which takes advantage of the best traits all 3 of these filaments has to offer * The softness of nylon, the stiffness retention of polyester and the clean ability of Chinex * For trim work * Exteriorenamels and flats * Interior flats * All low VOC * All paints