Extreme high pressure “proprietary (35% ceramic boundary solids) formula”. Superior noise dampening and lubrication compared to silicone, Teflon or moly based lubricants. Includes brushes. Ceramlub 2800, OEM Approved Extreme Temperature Lubricant, Guaranteed to Stop Brake Noise! This proprietary high solids ceramic formula eliminates costly brake noise comebacks. It properly lubricates all moving and mating parts for the entire life of the pads. Approved by the biggest OEM brake parts manufacturers, Ceramlub 2800 is a brake job’s best friend. Most importantly, it contains no Petroleums or Silicones which break down or get contaminated with dirt and water. Eliminates brake squeal associated with 3/4 ton trucks when used on economy brake rotor pads. Ends costly comebacks!