Accent your little one’s race car party with this awesome car shaped foil mylar balloon. This balloon includes a self-sealing valve, preventing the gas from escaping after it’s inflated. The balloon can be inflated with helium to float or with a balloon air inflator. Size: 36 inches Balloon arrives uninflated. To fill with helium use a personal helium tank or fill at your local grocery store. To product wildlife, please DO NOT release your helium balloons.