3 of 4 people found the following review helpful
3.0 out of 5 stars
It is too early to Report., 30 Mar 2013
I have only recently received this item, I am using it but it is far too early to comment upon it's effectivenesss.
To me the Back Rest seems to be set too high. It ought to be about to be set about 3 " lower to nestle into the small of the Back.
I have notice very mixed comments from other users.
I suspect that some of them give up too soon.