Includes two .5oz tubes of Otis O85 Ultra Bore Solvent and 50 all-caliber cleaning patches; Cleans, lubricates and protects in one advanced formula; Removes carbon, powder residue and fouling from metal surfaces; A thin film seals out moisture to prevent rust and corrosion; All-caliber cleaning patches can be used on all firearms from .22 caliber to 12/10 gauge; Patches made of 100% cotton; Can be used up to 6 times, offering 6 new clean surfaces; When attached to the slotted tip, they form a perfectly circular cleaning swab to allow for 360 degree coverage