This handy brush has a solid round tapered style filaments that has a larger diameter at the ferrule end and narrows to a smaller diameter at the opposite end to hold more paint and produce a smooth, flawless and excellent finish. The Fleetwood handy brush can last for years if cleaned and dried thoroughly after every use. Make sure to remove excess paint, wash with soapy water, rinse in fresh water, and let it dry on a flat surface. It is ideal for all paints and are best to use on small, narrow areas such as window areas, trim, and corners.