Pack of 2 Dinosaur Balloons Walking Animal Balloon Air Walkers Kids Birthday Party Decor 2 Pcs walking animal hydrogen balloons. Dinosaur design: about 35" 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.