Pro: - Attaching bit fiddly but done in 15-20 minutes, should be no problems. - Steaming the Anschlaggereusch the keys very well. The clatter of the keys themselves, however, does not change (only for information) - Stop is considerably softer, you can like, but you do not. - Considerable decrease of the key travel for me ehr pleasant, also a matter of taste.
Contraindications: - If one the 11 must be worth every decide
Conclusion: Since the volume has disturbed my girlfriend and she finds it much better now, I would buy it again
