Preowned never worn This vintage Indianapolis Formula One US Grand Prix cap from September 24, 2000 by Sport Service is a unique and collectible piece for racing enthusiasts. Officially licensed, this multi-color cap features the iconic Indy Racing design and is one size fits all. Made in the United States, this never-worn cap is a must-have for fans of racing, specifically Formula One and Indy Racing. Perfect for any unisex adult looking to show their love for the sport with a piece of memorabilia from a historic event.