DETAILS: PREVENTS BOOT TEARS, CORROSION, ARCING AND THE FUSING OF SPARK WIRES TO SPARK PLUGS. MAINTAINS ITS CONSISTENCY IN EXTREME TEMPERATURES FROM -40F TO 400F. RESISTS MOISTURE, ACIDS AND ALKALINES. MOISTURE PROOF SEAL FOR AUTOMOTIVE, MARINE AND OTHER IGNITION AND ELECTRICAL SYSTEMS. FOR DISTRIBUTOR CAPS, BATTERY CABLES, POSTS AND TERMINALS, LIGHT BULB SOCKETS, TRAILER HITCH AND ALL OTHER TYPES OF ELECTRICAL CONNECTORS.