KPL Rust Proof BundleEverything you need to prevent rust in use and storage one easy combo pack. Shield KPL Knife Shield creates a thin film of corrosion suppressing molecules on metal surfaces. From there the formula interferes with the galvanic corrosion process by shifting corrosion potentials to more noble values, disrupting and preventing the dissolution of metal ions that is key to the chemical processes that create rust and patina. Cook Tsubaki (Camellia Oleifera)