Stops brake squeal by dampening vibration at caliper/ brake pad interface. Provides tighter fit and allows for easier disassembly. Protects against corrosion. Compatible with anti-lock brake systems. This product contains an elastomeric polymer for use with brake pads not having anti-squeal shims. Aerosol - Level 3* Suggested Applications: Automotive disc brakes, out board and inboard pads for disc braking systems, disc brake pads without anti-squeal shims.