PIONEER BALLOON COMPANY Minnie Mouse Double Bubble, 24", Multicolor 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