Wrap around guns, tools, other steel valuables for protection from moisture and rust. 1 square foot of paper protects 1 cubic foot of space. Tests show 10-15 years protection when steel parts were wrapped in GUNWRAP, sealed in plastic and stored in a cool place. Will not damage bluing or steel. Not recommended for aluminum, silver, brass or copper. May cosmetically stain nickel plating, tho’ normally cleans off. Not compatible with some older lacquer finishes. Modern finishes unaffected. Mfg: Brownells SPECS: Available in 12" (30.5cm) x 12" (30.5cm) Sheets or 4" (10.2cm) x 36" (91.4cm) Strips.