Anagram All my balloons are deluxe helium quality from the manufacturer. 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 latex only 8-24 hours so best to inflate those just prior to your party although actual float time varies. I try to send the balloons