The roller is used for painting large flat surfaces rapidly and efficiently. · · · The roller is used for painting large flat surfaces rapidly and efficiently. · · Four rollers with different nap sizes: The set includes four rollers, each with a different nap size. This allows you to choose the right roller for the job. For example, a roller with a short nap is best for smooth surfaces, while a roller with a long nap is best for textured surfaces. · · Made from high-quality materials: The rollers are made from high-quality materials, so they are durable and long-lasting. The covers are made from a durable fabric that will not shed, and the frames are made from sturdy metal. · · Easy to use: The rollers are easy to use. Simply dip the roller into the paint and roll it onto the surface. The covers are designed to release the paint evenly, so you will not have to worry about drips or runs. · · High-quality roller sleeve for smooth, professional-looking finish · · Durable metal frame for long-lasting use