Celebrate your graduation themed party with these 11″ round Congrats! Cap – White printed latex balloons. The perfect balloons for your graduation party, these 11″ Qualatex party balloons are great for setting the scene! Package includes Congrats! Cap – White latex balloons. Mix these with a selection of our graduation 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.