ASEPTIC BAG Aseptic bags are made of metallized PET, PE, EVOH and purealuminum foil. We can produce standard barrier, high barrier and ultra-high barrier aseptic bags to meet customers' requirements for oxygen barrier, freshness and color preservation, aseptic filling, etc. kind of request. Aseptic bags are widely used in the storage and transportation of fluid products such as fruits and vegetable concentrates, wine and beverages, dairy products, condiments, etc.