Paper or Cotton Laminated Bag is made of ecological-friendly material with poly liners. From the appearance, paper or bio-degradable liner provides great attractive selection and barriers for environmentally conscious consumers. There are different types of paper that you can choose from which includes Kraft paper, opaque white paper, cotton paper, rice paper... The inner liner provides general moisture and oxygen barriers which improves the shelf life of your products; it also gives the bag heat sealing strength. TricorBraun Flex can also add die-cut window to all paper laminated pouches. At the same time of having eco-friendly look, the package also has see-through window for consumers seeing the products.