NON-COATED AIR BAG FABRIC AND AIR BAG

Provided is a non-coated air bag fabric made from polyethylene terephthalate, and the fabric is woven using fibers containing polyethylene terephthalate as the main raw material, the fabric having a cover factor of 2300 or more, Z calculated using the equation below is 8200 or more, and a height difference between recesses and protrusions on the surface of the fabric is less than 130 μm. Z=cover factor/thickness (mm).