5 PACK QUALATEX BABY GIRL Bubble Balloon! 22" Stretchy, Round Balloon!,Multicolor,22", 56cm BABY GIRL balloon features pastel colors with the moon and stars. With helium it will float for 2-4 weeks! 22" 56cm Bubble Balloon is a stretchy plastic balloon. Bubble Balloons do not contain natural rubber latex, are non-allergenic and self-sealing. Bubble Balloons stretch like latex balloons and look like a beach ball when inflated properly.