Battle Born High Purity oil, is a general purpose low-viscosity oil that is a lighter version of our bestselling HP Pro Oil, is a blend of high quality, 100% synthetic gun cleaning oils. This non-toxic, odorless lubricant is treated with the highest quality anti-rust, anti-foam and anti-wear additives to provide ultimate and lasting corrosion protection and lubrication under extreme pressure and a broad temperature range (from -82°F to 440°F).