The revolutionary Zero Tension Mouse allows all of the muscles of the hand, arm and shoulder to effectively relax.
Developed by a true pioneer in the area of overuse injuries, Dr P Michael Leahy designed the Zero Tension Mouse to reduce the likelihood of developing repetitive strain injuries. Whether you are working on the computer all day, gaming, or just surfing the net, the Zero Tension Mouse will allow you to do it with greater comfort and ease.

And now what? I should throw away my new MX Revolution?

If you have 60 USD you can buy it from here

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