KinsFun Elementary School Bus Set of 2 Buses - Big Foot Mini Monster 3&frac12;-inch School Bus + Standard 5-inch School Bus Big Foot Mini Monster 3-inch School Bus & Standard 6-inch School Bus Both buses have pullback motorized action and are made of die cast metal bodies (a few plastic parts) Buses have operational stop sign arms while standard bus has a swinging passenger door operated by lever on bottom of bus & operational exit door on rear Hours of fun that never requires batteries - Parents love them! Dimensions: Standard: 6" x 1 x 1 inches; Monster: 3 x 3 x 3 inches