Traditions EZClean2 Cleaning & Seasoning Patches have an advanced formula that helps reduce fouling by seasoning the bore and also helps protect against rust. These patches season and protect your muzzleloader's bore after cleaning, helping to provide increased accuracy. Additional ingredients promote easy loading.Specifications and Features: Biodegradable and food grade rated. Non-toxic. 50 patches per jar, 2.5" patches. For use with .45-.58 caliber firearms.