Zipper and gusset opening area
The zipper opener is required when the bags are equipped with a zipper, as the bags are delivered with closed zippers.
A gusset opener is required to fully open the bag, to ensure that light contents fill out the bottom of the bag.
Zipper and gusset opener 1
Zipper and gusset opener 2
Zipper and gusset opener 3
Zipper and gusset opener 4
