... , modelling balloon, screw balloons, gaint balloons CertificateEN-71; ISO, CE,Packing100pcs or 200pcs/polybagProduct Code:TP-B2021Description: promotion latex round balloon/ party balloonsMaterial: 100 ... a piece in parks and circuses in America. The more familiar latex balloons of today were first manufactured in , 1847, by , but ...