Black Extra Heavy Coreless Roll Liner - 56 Gal High Density Can Liners (HDPE) has more puncture resistant than Low Density Can Liners of the same thickness. High Density Can Liners are made much thinner than Low Density Can Liners but can hold the same or greater weight; substantial material savings on a per-liner basis. Our natural and white-pigmented bags are made from FDA-approved 100% prime resin raw material Product Features •Color: Black