All trains consist of 4 cars and engine made of non-toxic resin. Complete with undercarriage coupling system and wheels. Each car is 3"L, and the engine is 4 1/4"L. UPS Ground. Dimensions: 1.5"H x 3"L Weight: 3lbs S200015 - All American Passenger Train comes in solid blue, all five pieces. S200798 - Orange Ball Express Train comes with the orange engine. S200799 - The Old Wabash Locomotive Freight Train comes with Black engine.