≤7hPlastic Packaging Film Kraft Paper Packaging Bag(Stand Up Pouch With Zipper .,Three Seal Bag. Side Gusset Bag),Plastic Packaging Bag (Stand Up Pouch With Zipper or Spout.Three Seal Bag.Side Gusset Bag),Side Gusset Bag/Flat Bottom Bag,Aluminium Foil Bags