The Last Action Hero Heat Packin' Jack is a 5.5-inch vintage action figure released by Mattel in 1993, based on Arnold Schwarzenegger's character, Jack Slater. It is known for its strong likeness to Schwarzenegger and its specialized "backpack blastin'" accessory.

Product Features & Specifications
Design: The figure wears Jack Slater’s signature outfit: a red t-shirt, blue jeans, and white cowboy boots.
Articulation: It features 5 points of articulation, including rotation in the head and arms, and swivels in the legs.
Backpack Accessory: The "Heat Packin'" gear pegs onto the figure's back and includes a firing missile and an extendable (but non-firing) chainsaw blade.
Scale: 1:12 scale (approximately 5 to 5.5 inches tall).