This is a complete set of 1999 Hot Wheels X-Treme Speed Series. The set includes four cars - Porsche, Miata, Sidewinder, and C7. Each car is on a scale of 1:64 and is part of the Cars, Trucks, and Vans category. These diecast and toy vehicles are perfect for collectors and enthusiasts alike. The cars are from the Character Family of Cars and are a great addition to any Hot Wheels collection.