Dissolves bullet jacket and lead fouling, plus powder/carbon and plastic shotgun wad residues in just one step. No need for separate bore cleaner and oil. Shooter's Choice also removes rust and corrosion and serves as a lubricant. Do be careful, it can damage stock finishes on contact. Will soften epoxy bedding materials or discolor nickel plate if left in contact with them. Mfg: Shooters Choice SPECS: 2 fl. oz. (59 ml) squeeze bottle, 4 fl. oz. (118 ml) or 16 fl. oz. (473 ml) , wide mouth jar. 1 gallon (3.8 L) metal can.