Acid free. These pouches are made with Kraft paper, Foil, and Linear low density polyethylene. Food grade use approved by FDA/USDA.
Built in window, zip lock closure, and tear notch on top.
Waterproof and sealable by heat sealer on top. Excellent choice for for packaging items that require protection from water and moisture, such as coffee bean, tea, baked goods, nuts, cookies, snacks, etc.
Available Bag Sizes: Small: 5.125" wide x 8.125" high ; Medium: 5.875" wide x 9.00" high. Large: 7" wide x 11.25" high.