A balloon or a tire can both be filled with air.
air
Refer to the tire pressure chart on the drivers door.
You may be referring to a tire.
Basketball Submarine floating on water a car tire filled with air your lungs filled with air
The tire, the air-filled rubber donut that meets the ground, is mounted on the rim.
A Scottish doctor, John Dunlop invented the first air filled rubber tire in 1888.
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Air fille bicycle tires were invented by John Dunlop.
Helium is lighter than air. So, tires filled will helium will help the tire rise up in the air.
The air filled(pneumatic) tire.
so they will not be flat when you try to drive your car again