Insulates, waterproofs ignition systems, hi-tension cables and wires. Preserves brake hoses and dust boots. Prevents rubber from drying and cracking. Lubricates, stops squeaking and sticking of rubber parts. Excellent for weather-strips, fan belts, and rubber parts. Waterproofs door locks and ignition systems. Prevents freezing and protects from -70F to 420F. 8 fl. oz. can (Brush Cap)