MICKEY MINNIE MOUSE Red Black Pink Polka Dots Heads Mylar Latex Balloons Set Kit

They are not filled, you can fill at your local store, or rent a helium tank from your local party store or welding company. You can also air fill it and tape to the wall or attach balloon sticks. Please note that mylar balloons last about 1-2 weeks when inflated, although actual float time varies. Latex balloons will only last -24 hours so be sure to inflate just prior to your party.