This wooden set contains the Amtrak F-40 engine and two Superliner cars. All Whittle Train toys are designed for use on Brio and Thomas track systems. "Our products are crafted with the highest quality of artwork and components. Attention to detail and safety are hallmarks of the Whittle Toy Company and these principles are incorporated into everything we make, right here in the USA," Owner Mike Whitworth told TDmonthly.