Brio V-Belt Spray minimizes squeaking and slipping of the V-belt, keeps it flexible and extends their life. While protecting belts and pulleys against wear, it increases efficiency with pulling power and provides protection. It protects belts and coils against corrosion. It is used in flat and circular running engines. Can be used on all fan belts made of PVC, rubber and leather. How to Use: Shake the can well before use! Apply evenly and wait for it to work. Repeat the optional application. Turn off the machines before use.