The product is a high-performance Roto Grip Tour Dynam-X bowling ball in Dark Cyan/Onyx color, made with reactive resin coverstock and a symmetrical core type. It has a ball weight of 15 lbs and is designed for medium lane conditions. This bowling ball is ideal for ten-pin bowling and has been drilled for performance. Manufactured in the United States, this ball combines quality and innovation to enhance your bowling experience.