... 2)material structure:Two layers labels: PT/PE, kraft paper/aluminum foil, kraft paper/PE, PET/PE, PVC/PE, NY/PVDC, PE/PVDC ... 500kg per artwork2. Specifications: Materials Combination1. For powder packing bags - PET+ AL + PA+ PE 2. For liquid packing bags / pouches - PET ... candy, liquid pouch, water bottle, labels.films, etc for more products information, visit www.chinafangding.en.alibaba.com6. About ...