(12) 20 oz. cans. Silicone Lubricant frees sticking mechanisms, eliminates fan belt squeaks, metal-to-metal noises and rubber-to-metal squeaks. It repels water and ice and retards rust and corrosion, lubricates hinges and prevents freezing of exposed locks. Excellent for waterproofing ignition systems and other electrical connections. Includes a polyethylene extension tube for spraying hard-to-reach places. Waterproof, rustproofs and stops sticking. Stops squeaks, cleans and is non staining.