3" x 1450' - 3 Mil Poly Tubing. This clear plastic poly tubing is sturdy and great for medium to heavy weight products. Poly Tubing adds flexibility to your line without the need to stock an expensive variety of bags, saving on inventory expenses. Simply cut the poly tubing at the exact desired length to create a custom fit plastic poly bag. Use a heat sealer to seal both ends of bag. Select from many different widths, lengths and mils to fit your packaging, shipping, displaying and storage needs.