Flour paper bag:pp woven bag --- Quality for different types of usesFor food packing, customer is recommended to choose Grade A quality.For chemicals/Industrial products packing, Grade B or C is ok.For stone pieces packing, Grade C is ok.For sugar or small granule packing, customer is suggested to add inner plastic bag packing.Material:100% eco-friendly, recycled, reusable, fashionable, high durability, good quality.