Hot Wheels, Color Splash Science Lab 5-Pack Includes 5 1:64 scaled die-cast vehicles. Cars included: Spector (lime green and white), Overbored (purple with green flames), Wattzup (light blue), Barbaric (white with black and red stripes), and Double Demon (blue and orange). Cars listed from top to bottom in packaging. Cars create splashing action and do not change color. Designed to work with the Color Splash Science Lab (sold separately).