About rubbers

Performance

I feel like my rubber isn't as fast as usual. What could be causing this?

How does the sponge thickness affect the performance of the rubber?

Are the speed and spin performance figures for rubber the same regardless of the thickness of the sponge?

What is the difference in performance according to the sponge hardness of the rubber?

Does the rubber color affect the performance of a rubber?

What are the differences among Dignics series, Tenergy series and Glayzer series?

Replacement

Please tell me how to attach rubbers?

Please tell me when to replace rubbers.

Please tell me how to peel the rubber off.

Is it possible to re-apply the rubber in use?

Others

Is it better not to clean high friction pimples-in rubbers with cleaner?

My rubber has shrunk. What are the possible causes?

It is difficult to impart spin when the humidity is high. Are there any countermeasures?