MATTEL Hot Wheels, Pick & Choose a LOT - Cars, Launcher, Track set, Loop builder. 
Lots are similar, but DO VARY.  Read carefully below for complete Item description of what is included.
Each lot has a minimum of ONE car that is marked as "BEST FOR TRACK" .
Each Track Set has qty of 2 tracks with a length of two feet each. (per track set, combined length of 4ft).

Lot with El Viento / Formula E Gen 2 Car + A Launcher, A Track Set and Loop Builder.
or
Lot with '16 Lamborghini Centenario Roadster / Lamborghini Sesto Elemento / Grand Cross + A Launcher and 2 pairs of Track Sets (combined length of 8 ft of track).
or
Lot with Lethal Diesel / Chrysler Pacifica + A Launcher, A Track Set and Loop Builder.
or
Lot with HW Formula Solar / Circle Tracker + A Launcher, A Track Set and Loop Builder.
or 
Lot with Toyota 2000 GT / Fig Rig + A Launcher, A Track Set and Loop Builder.