Mayflower Distributing The mighty Avengers have assembled on this Avengers 29 Star Balloon! Your Marvel favorites like Iron Man Captain America Hulk and Thor burst into action against a cobalt background. This tough Mylar balloon will look great in superhero themed or Marvel themed parties. This Is A Good Quality Foil Balloon 18 . There Is 1 Foil Balloon In A Pack. The Balloon Needs Helium To Be Inflated. It Is Automatic Self Sealing.There Are 2 Sides Printing. You Are Buying 1 Balloon.Balloon Arrives Un Inflated.Warning - Choking Hazard : Children Under 9 Years Old Can Choke Or Suffocate On Un Inflated Or Broken Balloons. Adult Supervision Is Required. Keep Un Inflated Balloons From Children. Discard Broken Balloons At Once For Safety.