Bore tech black powder cleaner is a specially formulated surfactant based cleaner designed for todays muzzle loaders and inline black powder rifles.The proprietary formulation is a combination of ingredients that can simultaneously cut through heavy layers of powder residue plastic bullet lube and corrosive salts that accumulate during shooting.Size: 16 ozProtects: Against RustSuitable For: Muzzleloader / Inline RifleEco-friendly: Ammonia Free Non-Flammable