The product is a 6-pack of Better High-Density Polyester Knit Mini Paint Rollers, each measuring 4" in width and 1/2" in nap. These rollers are designed for painting tasks and are made from durable polyester material. With a manufacturer part number of 1001287491, these mini paint rollers are long-lasting and efficient, making them a convenient and practical choice for home improvement projects involving painting.