c an item used over a long period for it to be truly "effective" (7-9mois vicinity). I am in my first month of daily use (on average 5 hours per day). but I already see a change in the morphology of my P. I am convinced of the process. I nevertheless deplores a notice in English only (but with a little research on the net we find all the advice they need). Attention to c a price "entry"! the principle and operation and there but not "finish" the rubber band really are not comfortable nor practical, clips retain supposed not below the fon and finally the threads are limits (I already are a death !!) .... but yes I advice! but you see with "budget"
