Our paper pouch bags are made of food-grade kraft paper and plastic. The inner lining is with safe wax coating. Different size for choice: 2.7″ x 3.5″, 3.5″ x 5.1″, 5.1″ x 7.1″, thicken kraft pouches, which is convenient and easy to carry from one place to another. Recyclable and economical, just choose the correct size as you need.With a single-sided matte transparent window to ensure the clarity of the internal packaging products.Suitable for packaging various products, including kitchen ingredients, food and other daily necessities. You can attach your own brand label on the surface as a retail or sample display package.