The Traditions EZ Clean 2 Cleaning and Seasoning Black Powder Patches have an advanced formula that helps reduce fouling by seasoning the bore and also helps protect against rust. These patches season and protect a muzzleloader's bore after cleaning, helping to provide increased accuracy. Additional ingredients promote easy loading.FeaturesBiodegradable and food grade ratedNon-toxic50 patches per jar, 2.5" patchesFor use with .45-.58 caliber firearms