The product is a box of 20 Pasco 1185 Heavy Wall Shower Arms, each measuring 6 inches long and made of brass with a chrome finish. These shower arms are designed for easy installation with a screw-in connection thread of 1/2 inch, suitable for showers in the bathroom. With the Pasco brand known for quality and new features, these polished shower arms offer a stylish and functional addition to your home.