This Lionel #6-16334 Chicago & Northwestern TTUX Flatcar Set is a great addition to any model railroad enthusiast's collection. The set includes several flat cars, all featuring the iconic Three-Rail System design. The multicolor cars are made of a durable plastic/metal material, ensuring they will last for years to come. The set is perfect for those who enjoy creating a seasonal theme for their model railroad. The O gauge cars are from the famous Lionel brand, known for their high-quality model trains. This set is sure to impress any collector or hobbyist, and is a must-have for anyone who loves freight cars and railroads & trains.