Not only is the Batman emblem extremely famous, but people love the Superman emblem as well. To customise anything in accordance with the superman theme, the emblem is imprinted.Justice League Party Supplies In Australia now give you the chance of buying one emblem balloon per package. This emblem balloon is self sealing and it does require helium in it. This balloon is of high quality and is everything that you will ever need in your birthday party and especially if you are a batman lover. Buy each package for dollar 9.95. great, isn't it.