Self-sealing bag is a  kind of pressure can be automatically sealed bag. Commonly have dense  bags, keel bags, zipper bags and so on.
species
Self-styled  bag refers to the pressure can be automatically sealed bag, a common  folder chain Zifeng Dai, blowing bone (convex bone) Zifeng Dai and so  on.
Ziplock bags, Reclosable Bag, Zipper Closure Bag, Resealable Bag, Polyethylene (LDPE) and High Pressure Lines (Polyethylene) Type polyethylene (LLDPE) through the blown film molding, eagerly woven bag, made of a plastic bag can be repeated sealing. Common materials are PE, EVA, PO, multi-layer composite zipper bags