self-adhesive bag 1.Industrial Use: Promotion 2.Feature:Security 3.Surface ... adhesive aluminum foil food bag specification ProductdetailsMaterialOPP,CPP, PE, PET, VMPET, VMCPP, PA, AL, PVC, matte OPP, pearlised OPP, etc. Laminated layer is optional.AdvantageSecurity ... per your requirementStyleThree-side seal bag(with zipper or not), side-gusset bag, center seal bag, stand-up bag(with zipper or not) ...