WD-40 features an 8" flexible straw that bends and keeps its shape to easily apply it into hard-to-reach spaces. Multipurpose formula provides thousands of uses throughout your home or office. Moisture-displacing design quickly dries out electrical systems to eliminate moisture-induced short circuits. Corrosion-resistant ingredients shield and protect metal surfaces against moisture and other corrosive elements. Plus， its advanced design loosens rust-to-metal bonds and frees stuck， frozen or rusted metal parts.