RD90 provides a fine film coating that keeps moving parts and operating mechanisms running smoothly while it displaces moisture and prevents rust on any metal. This product contains no silicone and is harmless to paint, plastic, rubber and fabric. Application: Hinges; Household Items; Locks; Metal Hardware; Sporting Goods; Tools; Applicable Material: Lubricant with Corrosion Protection; Quick Release for Rusted Parts; Chemical Compound: Distillates; Hydrotreated Light; Hydrotreated Heavy Naphthenic; Propane; Petroleum; Hydrotreated Middle, Diethylene Glycol Monobutyl Ether.