The product is a set of 9 HO 1:87 scale freight cars, including both box cars and refrigerator cars. These cars are ready to go and pre-built, featuring a mixed lot of cars from various corporate roadnames. The cars are made of plastic and come in a multicolor scheme, suitable for model railroads and trains enthusiasts aged 17 years and up. The set is designed for DC power type and operates on an analog control system, perfect for adding to a HO gauge model railroad layout.