With the right amount of stock, taper, and a hand formed, soft-flagged edge, youre guaranteed smooth, even, fast coverage time and time again. A Chinex Bristle. The ultimate tool for professional application of todays hi-tech coatings, these brushes are designed, formulated, and constructed with a full stock of 100 DuPont Chinex tapered synthetic filament to maximize the benefits of superior paint release and cleanup. This Chinex bristle series is especially effective with heavy-bodied waterbornes, acrylics, and alkyd-modified latex coatings and primers that are difficult to brush on smoothly. Coronas MiniPro features the same high quality Chinex bristles, but with their unique Palmgrip handle.