VEHICLE SIDE AIRBAG DEVICE AND METHOD FOR PRODUCING SIDE AIRBAG

In a side air bag (20) of a vehicle side air bag device (10), a front bag portion (30) and a rear bag portion (32) are partitioned by a tether portion (24). A plurality of gas feed openings (26) is formed in the tether portion (24). Further, a forward extending portion (34) is extended from an upper end of the rear bag portion (32) toward an upper end side of the front bag portion (30). The forward extending portion (34) and the front bag portion (30) are partitioned by a seam portion (28).