This posture corrector is fantastic! Granted, I did quite a bit of research before purchasing, but this does not disappoint. I was skeptical at the promised comfort and the amount of recommended time you are to wear it per day (at least at first), but damn! Yes, it is comfortable and yes it works (even at only 20mins a day for the first few days). Maybe everyone’s muscle memory is different, but the first day I wore it, I noticed the was either sitting up or realizing when I was slouching