These paint brushes were specially designed to increase your productivity on professional exterior jobs and medium to heavy body paints. Blending the finest SRT filaments gives these brushes up to 30% more paint holding capacity than most paintbrushes. The premium filaments provide a smoother and more even release to give paint jobs more finesse and precision. These paint brushes can withstand even the most abrasive surfaces, giving you an edge in versatility and heavy-duty capability. The SRT filaments are also durable and easy to clean, making them easy to reuse time and time again.