Metalized laminated bag and rollstock have been widely used for packaging goods require medium to high barrier. In the demand for having metallic shinny look on the package and having the visibility of the products at the same time, Taipak offers metalized hollow bag and rollstock. It allows the bag to have the metallic appearance as well as a see-through window. It provides the same barrier properties (oxygen transmission rate and moisture transmission rate) as regular metalized bag without window. The great and unique appearance of the metalized hollow bag and rollstock gives advantages in branding and marketing; it also provides another printing option for customers.