poly bags
5zw16 gusseted poly bag20 in.l15 in.wpk500
gusseted poly bag width 15 in . length 20 in . thickness 2 mil polyethylene package quantity 500 br b features b ul li item gusseted poly bag li li length 20 li li material polyethylene li li width 15 li li thickness 2 mil li li standards l p 378 requirement li ul