8" 3 Mil Vacuum Tubing, 500ft The bags are BPA-free and FDA approved for direct contact with food. Our poly/nylon vacuum bags deliver reliability while featuring exceptional optical qualities like clarity and high glass. FEATURES: Clear multi layer barrier film Low oxygen transfer rate Thickness: 3mil Length: 500ft Size: 8" No returnsMake your own vacuum pouches with our standard 3 Mil vacuum tubing..