Lionel Thomas Christmas Freight Train Set - O-Gauge Thomas the Tank Engine with removable Christmas hat controlled by LionChief remote (three AAA batteries required) Thomas themed engine wagon car with trees and presents, and bobber caboose Dimensions: 40" x 40" circle of FasTrack, 7 curved O36 FasTrack pieces and and 1 curved O36 Fastrack Easy operating remote control with user activated whistle, bell sounds and special announcements