Recognised as The Very Best, Qualatex latex balloons are made in the USA and Canada from 100% natural, biodegradable latex with no added fillers. With Ultra Hi-Float balloon flight extender, you can increase the float time of helium-filled Qualatex latex balloons by up to 25 times! 5" balloons are designed to be inflated with air, all other sizes can be inflated with air or helium.