We offer a large selection of Low and High Density Poly Bags on a Roll. You can search many types of Low Density Large Poly Bags on a Roll, High Density Poly Bags on a Roll and Low Density Poly Bags on a Roll. Low Density Large Poly Bags on a Roll is an economical and reusable. Use the 1 to 1.5 mil for lightweight uses. For light- to super-heavy weight uses, it is recommended to use the 1 to eight mil. thicknesses. Hundreds of different sizes available. Low Density Poly Bags on a Roll perforated for quick tear off! Choose economical low-density bags or stronger, thinner, high-density bags. Standard 3" core.