PIONEER BALLOON COMPANY 27569 Double Bubble Balloon, 24" They are neither latex nor foil They are made of see-through, stretchy plastic that will float for weeks! when fully inflated, double bubble balloons are round with smooth, wrinkle-free seams providing a beautiful 3-D effect from every angle From Qu latex, the choice of Professionals, is of the highest quality and can be filled with helium Assorted standard colors Made in Japan