Friction Powered Semi Truck Carrier (Green) Hauler w/ 2 Detachable Trucks (Color May Varies) . Friction Powered Trucks (No Battery Required) . Three Pieces Set comes with 2 detachable trucks (color may vary) . Truck Carrier / Hauler / Big Wheel in Green color. Two detachable trucks color may vary. . Ready for outdoor / indoor fun for the kids. . Truck and trailer measures approximately 16 inches