8 Months of use = 2 inches in length for me
Have been using the quick extender pro for almost 8 months and went from 5 inches to 7 so yeah it works.
You gotta be patient and consistent though as you won't see results for a while at first.
MixedInk.com
2017-12-14T06:55:14+00:00
Simon
https://www.mixedink.com/testimonials/8-months-of-use-2-inches-in-length-for-me