Maisto Earth Shockers monster truck toys measure 4.5 inches and feature a free-wheel design with functioning doors. Comes in 4 vibrant colors, including orange, red, white, and green colors. Some also have unique decals. Wheels are either black or lime green and may also have white lettering on the sides. Each monster truck is friction powered with a pull-back mechanism. Designed with the highest quality die-cast metal and plastic materials for extremely durable play. Get 8 Earth Shockers with a blue, orange, and white display box. A display box holds 2 of each color option.