(1 of 60 reviews match)
Ok so I have been using my X4 extender for about 3 hrs a day for over 2 months. After this amount of time I have not gained a single mm. The product is not comfortable like they advertise, even though it has the thicker straps and mulitple support system which I paid...View full review
- Not doctor approved
- Being lied to
- Not comfortable
Reason of review
Not as described/ advertised
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