PURPOSE: To provide a hollow woven air bag of high reliability decreasing as small as possible a deviation according to a direction of connection binding power provided in the hollow woven air bag, increasing burst power, and eliminating damage of the bag in an inflation test.

CONSTITUTION: A bag comprises two sheets of cloths of an obverse/reverse fabric 2, 3, to form peripheries of the obverse/reverse fabrics 2, 3 as a single sheet of cloth by a band of connection binding single woven part 4, so as to perform cross weaving with an obverse weft 8 and reverse weft 8 or less in a double hollow woven part (d), relating to a warp in a boundary of the connection binding single woven part 4, and cross weaving with an obverse warp 8 and reverse warp 8 or less in the double hollow woven part (d) relating to a weft in the boundary of the connecting binding single weaving part 4.