3-In-One lock dry Lube is an aerosol formula that penetrates quickly and deeply to dissolve build-up and lubricate lock mechanisms. It leaves a clear, dry, long-lasting, corrosion-protecting film that won't attract dirt or create a mess. Graphite-free, 3-In-One lock dry Lube is ideal for automotive, marine, home and commercial locks and padlocks and is safe to use on metal, wood and most plastic surfaces (except clear polycarbonate and polystyrene). Now, you can quickly and easily unstuck any lock and prevent it from sticking again. Use for cleaning, lubricating and protecting all types of home, auto and commercial locks.