Our patent makes changes to the width of white keys
and the angle of the front of the black keys.
Unfortunately, a retrofit for white keys requires manufacturing adjustments, but the black keys are more easily changed:
Compare older black key on left
with ours on the right
This key top can be set up for almost any piano. The design of the keys corrects the pianist's hand movements and resting positions to prevent Carpal Tunnel Syndrome while improving posture, thus allowing the pianist to practice easier with less discomfort.
*More responsive to touch
*Easier to reach keys
*Ergonomically correct
*Easier to play rapid passages
©2017 Gregory Shir
shirgregory @ yahoo.com
Webmaster Reseda Mickey