Bore techs shield xp rust preventative is a state-of-the-art blend specifically formulated to protect your firearms from rust and corrosion.Shield xp penetrates deep into metal surfaces displaces moisture and neutralizes corrosives.Then it seals the surface with a fast drying film that will not attract sand dust dirt or debris.No more messy oily firearms staining your gun safe.Size: 4 ozProtects: Against Corrosion/RustSuitable For: Firearms