The Hot Wheels City Ultimate Hauler can gobble up and haul more than 20 1:64 scale cars and then transform into a growling, stomping T-Rex with a race track on its back In hauler mode, pull it by the handle and watch it eat the 1:64 scale cars in its path. Lower the tail and it transforms into a Robo T-Rex with lights and sounds and a two-lane race track. Kids can also launch cars from its mouth. Two 1:64 scale Hot Wheels cars are included. Colors and decorations may vary.