Quantity: 1 Accent your casino themed party with this 18 round Casino $ foil mylar balloon. The perfect balloon for your casino party this 18 Qualatex party balloon is great for setting the scene! 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. Balloon arrives uninflated. 18 Casino $ Balloon by Qualatex