Pack of 2 Car Shaped Balloons Hydrogen Balloons Air Walkers Kids Birthday Party Decor 2 Pcs car design hydrogen balloons. Measure: 60*30cm Made of aluminum film, color uniform, spherical beautiful, suitable to inflate with both helium or air. This balloons come with automatically sealing glue, easy to inflatable and deflated. Perfect decor to birthday party, carnival, feast, and etc.