The Otis Reload includes two .5oz tubes of Otis O85(R) Ultra Bore(R) Solvent., and 50 all-caliber cleaning patches. The Otis O85(R) Ultra Bore(R) Solvent is an all-in-one cleaner, lubricant and preservative, and can be used on any firearm finish. The all-caliber cleaning patches can be used on all firearms from .22 caliber to 12/10 gauge, and can be used up to 6 times per patch. They are 100% cotton and provide 360 degree coverage in the barrel.