Check the listing for details. ZERUST Storage Bags FERROUS Metal 8'x8' Rust Preventative Sheet Tools Guns Steel. Condition: Open box. Listed at 9.99 USD. FREE Shipping Rust Protection: The Zerust Shield Film SheetMake your own Shipping or Storage Bags8' foot by 8' foot 1.5 mil sheet64 square foot of corrosion protection sheet filmThe last 2 pictures (guns not included) I made my own bags to seal my 2 little pistols to stop corrosionYou can make your own bags of this Zerust Material to seal anything of metal to keep from rusting with your own poly bag sealer Zerust Film provides cost-effective and versatile protection against corrosion damage for ferrous metals in shipping and storage.It protects Steel and its alloys, Low-Medium-High Carbon Steels, Tool Steels, Stainless Steels, Iron, Cast Iron and its alloys, Wrought Iron and all variants.Rust prevention for tools, firearms, sporting goods, electronics and other home goods doesn’t require an expensive storage systemAll Zerust products work by releasing a harmless, non-toxic, odorless, colorless vapor into the air around your metal item.Items need to be completely surrounded by the Zerust film for protection like being in a closed bag1. Protective molecules settle on all exposed metal surfaces, forming a very thin protective layer that is just a few molecules thick.2. This molecular layer inhibits electrochemical reactions on the surface of the metal that cause corrosion.3. Exposed metal surfaces protected by Zerust benefit from a long-lasting shield against rust, tarnish and corrosion.Our products do not affect the electrical or mechanical properties, or functionality of the metal components they protect. In fact, they actually help improve reliability by preventing corrosion damage that is too small to be seen by the naked eye.FREE Shipping