Discover the magic of Darda race sets. A simple back and forth motion is all it takes to send cars speeding along the race course. Team up with Darda and NASCAR for an exciting new twist on racing. Two licensed NASCAR heroes dash through twists, turns and tangled loops at scale speeds up to 600 mph. As the cars round the final curve and head for Victory Lane, a checkered flag signals the winner. Set comes with car, track and instructions for layout. Officially licensed by NASCAR, the Fastest Growing Sport in America. No batteries or electricity needed.