Decorate your good luck themed party with this 45cm round Damask & Dots Best Wishes foil mylar balloon. The perfect balloon for your good luck party, this 45cm Anagram 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.