This kit comes with: one 4 oz EWL, one 4 oz 725 Gun Cleaner, and one 4 oz Carbon Killer Bore Cleaner. The Extreme Weapon Lubricant is a pure synthetic and functions to lubricate, clean and reduce friction. The Gun Cleaner functions as a cleaner and degreaser and is water based. The Carbon Cleaner functions to remove carbon, lead and plastic.