Celebrate your alien and space themed party with these 11" round Alien printed latex balloons. The perfect balloons for your alien and space party, these 11" Sempertex party balloons are great for setting the scene! Package includes 50 Alien latex balloons. Mix these with a selection of our alien and space foil mylar balloons for the perfect balloon bouquet clusters. The balloons can be inflated with helium to float or with a balloon air inflator to hang around the party area like a balloon arch garland. Balloons arrive uninflated. 11" Alien Latex Balloons 50 Count by Sempertex