.Universal Vacuum Bags can be used in most leading brand vacuum sealers. .Vacuum sealing extends food storage time locking in freshness,flavor and nutritional value .Heavy-duty bags with air-removal channels for maximum freshness .Made from FDA listed food safe materials .Great for food and non-food uses like preserving collectibles, valuable documents, silver or electronic items! .Material: PE, PA composite .Thickness: 0.14 to 0.20mm at the l