The main materials are Food grade paper, PE coated paper (paper cup paper),kraft paper, and aluminum foil paper. It has good sealing performance, is water proof and moisture-proof, and the inner paper tube can be laminated with PE coated paper or aluminum foil. The lid is usually made of cardboard,plastic, metal or other materials to ensure the sealing of the product.

Product features: Good sealing, environmental protection, light and conve-nient, beautiful, safe, etc.