The product is a one quart bottle of genuine Subaru CVTF-II CVT Transmission Fluid with the manufacturer part number SOA427V1660. This fluid is specifically designed for continuously variable transmission systems in Subaru vehicles. It is important to note that this product may contain substances that can cause cancer and reproductive harm, as indicated by the California Prop 65 Warning. It is recommended to carefully review the warning and take necessary precautions when handling and using this transmission fluid.