Discover the color-changing fun of the Hot Wheels City Tunnel Twist Car Wash.The set includes 1 Hot Wheels Color Shifter car that changes its color in very warm and icy cold water.Kids drive the Color Shifters car into the set that features an innovative wash tunnel. Fill the tank with very warm water and as the car drives through, its deco changes.The track features cool details like a foam roller and pretend vacuum to emulate a real-life car wash.Dunk cars in the icy cold water tank to change the deco back. Repeat the color-shifting over and over again!.Kids can get creative it too, discover unique decos with splashes of water and partial dunks for cool designs.Convenient water trays prevent spills and collect excess water for no-mess fun!