Collinite Liquid Insulator Wax No. 845 is arguably the most popular liquid car wax ever produced! Originally developed for power companies to protect from high voltage power failure, Collinite Liquid Insulator Wax No. 845 stands up to harsh conditions in any environment. Collinite has been manufacturing auto wax for well over 100 years, so they know a thing or two about what goes into a quality, long-lasting car wax. Collinite Liquid Insulator Wax No. 845 produces a level of depth and gloss that rivals waxes costing two or three times as much. Collinite Liquid Insulator Wax No. 845 is a popular choice for winter protection in northern climates thanks to its chemical resistance.