Inspired by the Transformers One movie, this Optimus Prime/Orion Pax Transformers action figure converts from robot to Cybertronian truck mode for awesome 2-in-1 play Slide down the panel on the Transformers figure's chest, press the cog, and the figure automatically converts in 1 step from a robot to a Cybertronian truck In robot mode, Optimus Prime/Orion Pax action figure is 4 inches (10 cm) tall. Stage battles from the movie with other Transformers toys like this one! (Each sold separately, subject to availability) Imagine epic battle scenes with this Transformers figure in Cybertronian truck mode! Great for kids who love toy cars, toy trucks, and other vehicle toys.