Traditions ez clean 2 pre-saturated cleaning patches are pre-saturated with an advanced formula that helps clean corrosive black powder, blackhorn 209, triple seven, pyrodex, and other black powder substitutes. The formula also has an added ingredient which helps protect against rust and weather while allowing easier loading. The ez clean 2 formula combines two steps into one, easy to use formula. Use these patches to swab up and down your bore to remove fouling. For use with .45 to .58 caliber firearms. 100 patches per jar, 2.5 inches patch size.