Decorate your animal themed party with this 45cm Birthday Fun Sharks Foil Balloon . These balloons will liven up your celebration in an interesting way. Made by Qualatex this party balloon will bring out the inner animal in you!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.