Boasting 4-mil thickness and three-layer construction, our Bulk Vacuum-Bag Rolls keep flavor-sapping oxygen and moisture from ruining your hard-earned food. Plus, this setup includes six 20-ft. rolls, so you wont run out for a long time. Solid extruded air channels prevent collapse and enhance sealing speed. Exclusive laminating process delivers an end result that is incredibly resistant to punctures and wont allow oxygen to penetrate. BPA-free construction is approved by the FDA and is safe for use in the microwave, the dishwasher and boiling water. Compatible with all brands of sealers. Widths: 8, 11.5 (not shown). Type: Vacuum Sealer Bags.