It's a tiny version of Thomas the train, the original happy faced choo choo! The "World's Coolest" miniature Thomas & Friends Train fits in your hand and can go anywhere with you on the included mini track with a metal keyring. Buy several and you can attach the curved tracks to make a circle of 4 trains! With his detailed happy face, this train is ready for children to enjoy! This classic favorite is big fun as a tiny toy!