Quantity: 1 Accent your casino themed party with this 18 round Casino Chip foil mylar balloon. The perfect balloon for your casino party this 18 Betallic 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 Chip Foil Mylar Balloon by Betallic