TIBHAR COMBI CLEAN is a rubber cleaning fluid with sponge applicator which is ideal for cleaning reverse rubber. Apply the solution by squeezing the fluid through the sponge applicator onto the rubber surface. Then firmly wipe the surfaces with a cleaning sponge to clean. Let it dry naturally. It is advisable to clean rubber surfaces at the beginning of your playing session. This will help to keep your rubber grippy and free from dirt and dust.